[Solved] Recovering an S3 from a bad flash - Galaxy S III Q&A, Help & Troubleshooting

Evidently I don't have enough posts to post in the proper section (I think), so I'm posting here to raise my post-count, and also explain a situation so someone might be able to point me on my way.
I had originally posted about my S3 that had seen a bad update, but I'm editing the post to keep it up to date.
The initial problem was that I was unable to update my recovery or my OS because of an error from the latest recovery image. The phone was exhibiting strange behavior (auto-connecting to mobile data even when the feature was turned off completely), so I restored my initial update of the factory ROM when I first put TWRP on it a year ago.
The ROM was successfully restored, but all processes would crash immediately when the user unlocked the device, and the phone no longer appeared connected to ADB.
I found that I was able to see the device in ADB (and windows explorer), if it was allowed to boot into Android completely, connected, but still locked. I copied another image to the device, rebooted to recovery, and was able to flash the latest (14.1) LineageOS onto it.
Upon first boot the phone reported that it had no carrier. It seems to have retained all the correct carrier settings (APN, carrier name, etc), but if I got to Carrier Settings under Data Usage/Cellular Networks/... it reports "com.android.phone has stopped" :/
Several hours after sitting idly, the phone appeared to connect to the sprint network correctly, and is now working normally with the exception that the com.android.phone component will crash whenever Carrier Settings is accessed.
Thanks for peoples answers and suggestions.

artician said:
Evidently I don't have enough posts to post in the proper section (I think), so I'm posting here to raise my post-count, and also explain a situation so someone might be able to point me on my way. I had originally posted about my S3 that had seen a bad update, but I'm editing the post to keep it up to date. I was able to flash the latest LineageOS onto my S3. I'm running 14.1. Upon first boot the phone reported that it had no carrier. It seems to have retained all the correct carrier settings (APN, carrier name, etc), but if I got to Carrier Settings under Data Usage/Cellular Networks/... it reports "com.android.phone has stopped" :/. I am currently looking for a more stable LineageOS build to replace this nightly one with. Any other tips would be welcome! Many thanks in advance.
Click to expand...
Click to collapse
First of all... Which d2 device do you have (d2vzw, d2att, d2spr, etc...)?
***Please Note: As always, I welcome any member to help with further valuable information/clarification for any of my posts.
Sent via Communicator [D2VZW] from the Bridge of the U.S.S. Enterprise...

I think it would be best to find out which phone you have and flash the corresponding stock rom via odin if possible. Having a solid base to work from is essential.
If you have no luck with custom roms then it'd be advisable to go back to stock and start over.
Beamed in by telepathy.

I thought I'd posted, but I have the d2spr.
About 2 hours after I flashed the new OS and left the device sitting, it connected itself to the sprint network and has been functioning normally since. Thank you guys for moving, reading and replying to my post!

artician said:
I thought I'd posted, but I have the d2spr.
About 2 hours after I flashed the new OS and left the device sitting, it connected itself to the sprint network and has been functioning normally since. Thank you guys for moving, reading and replying to my post!
Click to expand...
Click to collapse
Patience is a virtue...
Beamed in by telepathy.

Related

[Q] SGS2 ICS upgrade issue

Hello XDA gurus
I am trying to upgrade my Samsung Galaxy II (Belgium)
from (gingerbread)
stock-rom : GT-I9100_XEN_I9100XWKK2_I9100XENKJ1_I9100XXKI4
cf-root : CF-Root-SGS2_XW_XEN_KK2-v5.0-CWM5
to (ics)
stock-rom : GT-I9100_XEN_I9100XWLP7_I9100XXLPS_I9100XENLP3
cf-root : CF-Root-SGS2_XW_XEN_LP7-v5.4-CWM5
I use Mobile ODIN Pro (also tried CWM5) with pre-root option and
flash goes well. Andriod got upgraded, applications adjested and I
correctly end up with rooted ICS (and no CWM5):
Model number
GT-I9100
Android version
4.0.3
Baseband version
I9100XXLPS
Kernel version
3.0.15-I9100XWLP7-CL340913 [email protected] #3
But the system is not running well at all, in fact, -whatever-
application I try, after some time (sometimes seconds, sometimes
minutes) the system abrubtly falls back to the Samsung splash
animation ending up in showing the "Swipe screen to unlock"
again. This goes on forever, that is: no application works without
problems.
With some patience and some luck I managed to install cf-root (I
think using Mobile ODIN Pro) and reverted back to my gingerbread
latest backup (using v5.4 CWM5), which has been running well for
several months now.
Then I retried the upgrade (using v5.0 CWM5). Same behaviour: no
activity runs without suddenly falling back to Samsung splash
animation. In fact, perhaps nothing is wrong with the apps, and the
problem is with the app launcher itself? For example if I choose the
ADW Launcher instead of the TwLauncher, I seem to have a slightly more
stable system (and I managed to install cf-root again).
Questions:
* Does this kind of Samsung Galaxy II gingerbread-ICS upgrade issues
ring a bell?
* Am I missing some obvious step to correctly perform the upgrade?
Thanks for any hint.
The easiest would be to download the desired firmware for use with Odin (not mobile) or Heimdall and flash it like this. After that do a factory reset in the recovery. Mobile Odin cannot flash bootloaders for example.
Thanks a lot TheSniperFan
Is CWM not able to flash bootloader either?
I have no windows computer (only linux) so I have no Odin (I could perhaps
find a friend who does have a windows computer).
I can use 'adb' from linux, would that allow to flash bootloader ?
And, is the problem really the missing (or wrong) bootloader?
also in the ROM I see :
boot.bin
cache.img
factoryfs.img
hidden.img
modem.bin
param.lfs
Sbl.bin
zImage
is Sbl.bin the bootloader?
Have a nice day
No only Odin and Heimdall can.
You only have l Linux? No problem, I do all my Android stuff with Fedora. ;-)
You want the Heimdall suite. It's multi platform.
http://www.glassechidna.com.au/products/heimdall/
cool!
I did not know about Heimdal ...
just compiled it for my 64bit gentoo, let's see how that goes...
Hi all,
Not sure how but after almost 24h of looping into samsung splash my device is running fine now. Keep fingers crossed that next reboot will take less time to finish...
The first boot takes longer. After that it should be fine.
Btw, you should ask in the device specific forum, if it's a device specific problem though. You have much better chances to get help there. I only found this thread because I was bored. ;-)
being bored is a luxury for you and a blessing for me and others
I appreciate!
24h seems long for a 1st 'slow' boot
In fact, I rebooted and the 'samsung animation fallback' issue is going on for another new 6h or so.
I have patience and do not complain since I experiment to begin with.
I also know it will eventually be OK ... maybe today maby tomorrow
as a conclusion I guess something must be fishy with my specific setup
I could (as I did) wipe cache and data again but for now I just hope system will settle into usable state soon
btw: I do not know if I can post to device specific areas yet ... for now I am gaining points with (hopefully) relevant post attempts ...
You've meant 24 hours of continuous reboots?
That's really much longer than it should EVER take.
I'm wondering what could be the cause of this.
Besides that you can post in the device specific forum right away. You cannot post links in the beginning though.
I recommend you to see if this issue is still present now. If yes, I could guide you through some steps to determine if it's a wrong firmware or a broken device. Let's hope that it isn't the latter.
Nofan Tasi said:
btw: I do not know if I can post to device specific areas yet ... for now I am gaining points with (hopefully) relevant post attempts ...
Click to expand...
Click to collapse
You can post in the device forums, just not development forums, but since you're asking a question it should go in the Q&A anyway. You may get more help in the device specific area of the site.
Thanks all for the kind help
The reboot sequence is looping but not into -reboots-, what happens is that any running app abrubtly halts (usually in a few seconds) and the samsung aminated splash shows and brings me back to 'slide to unlock'. In practice I cannot finish any task.
All this might relate to heat. if I turn off device at night and next day (today) try booting again, still the issue is there but it stops eventually (say after 10 minutes, not 10 hours). Also: if I boot with wifi enabled, probability to have problems seems bigger.
have a good weekend.
One question:
What Galaxy S2 do you have?
I9100...?
Is there some letter after it like I9100G?
You see it when you reboot your device.
Your issues are NOT the usual issues that people around here have.
At the moment there are three problems I can think of, but you need to help me help you. ;-)
1. Firmware issue
2. Firmware for wrong Galaxy S2 (though I doubt that)
3. Faulty hardware
Do you have an USB-Jig?
Hi SniperFan
It's a plain I9100.
I have cleared
- cache
- dalvik cache
and done
- factory reset
All apps got reinstalled (and data from cloud sync-ed back)
System seems rather stable now.
Every now and then, only after reboot, I have the 'problem' again
(problem being that any app dies and samsung splash animation comes).
If wifi is off, this seems te happen less.
I must say: even with Gingerbread this would sometimes happen.
But never so persistent as it was this weekend right after ICS upgrade.
I guess clearing all and factory reset did help.
Once system is stable it stays stable.
Thanks for your kind support.

[Q] How to unbrick a phone if odin doesn't detect it? (!!SOLVED!!)

Phone specs first
Samsung Galaxy S2 GT-i9100
Rooted
CWM
Hardcore speedmod
android 4.1.2 jb
PC is windows 8
I remember i had turned the usb debugging on in dev options
so last night i tried to install cyanogenmod on my device with the cyanogenmod installer for PC and Android.
I was having a bit of usb problems with noticing that my pc did detect the phone, but i couldn't see the phone in
"my computer" file. I thought it would soon fix by itself(i dont know why) and also noticing that detecting device in cm installer
took a lot of time. So when it finally detected the phone it started installing the CM. Although after coming to the
"installing operating system" point, it stopped and said "we couldn't talk to your phone" and having this blue CM guy standing in the screen
of my phone. I tried again several times with rebooting my pc and phone. To the phone appeared again this blue cm figure just standing there.
When i would go and try again on pc it said the "we couldn't talk to your phone" text again. So i gave up with the installer and thought that would be better to flash that CM with Odin. At this point i couldn't access my phone(except for download mode and recovery) of course because it had screwed up the system. I tried to search internet for some usb problem fixes and there were some solutions on changing something in your
device settings and dev options, i cant go there, so for now thats not an option. I started following a tutorial in youtube on how to install cm with odin and root your device. My first question here is that should i install everything and start from scratch (Gapps,CM and kernel) or just the CM ROM? And the problem here is that when i started following the tutorial and came up to the part of having to move the Rom,kernel and gapps to the phone's sd card, i realised that wouldn't work because i cant see the phone on my pc, for now that's the problem number 1. My pc says "unknown device" ( i think thats what it means, see im translating) when i try to plug my phone in. Got any solution for this so we could move on to step 2?
And btw this is in a bit of a hurry, as i really have to get this phone working today.I need it! :crying:
And yeah i did read the other threads about PC not recognizing the phone but those solutions there require the phone to be turned on and changing something there. So basically my phone is bricked and cant connect to pc with usb, i have tried another pc too with 2 usb cables but the phone wont show up under "my computer"
Get stock firmware from Samfirmware, try & flash with Odin. Problems with flash ? Find Hopper8's 'Odin troubleshooting' thread stickied in General; try as much of the stuff in that thread as you need to in order to get a successful flash of stock firmware & a clean slate (I.E a working phone, getting the phone back to this state should be your only thought at this point), then you can try reflashing a custom rom/whatever from there if you want to.
If you do have problems with the stock flash, make sure you actually do everything in the thread, or your phone will stay busted. These things are fixed with perseverance & doing everything possible, there is no easy fix.
Also, please don't post about the same issue twice, there was no need for you to make this thread & post to the other thread as well.
MistahBungle said:
Get stock firmware from Samfirmware, try & flash with Odin. Problems with flash ? Find Hopper8's 'Odin troubleshooting' thread stickied in General; try as much of the stuff in that thread as you need to in order to get a successful flash of stock firmware & a clean slate (I.E a working phone, getting the phone back to this state should be your only thought at this point), then you can try reflashing a custom rom/whatever from there if you want to.
If you do have problems with the stock flash, make sure you actually do everything in the thread, or your phone will stay busted. These things are fixed with perseverance & doing everything possible, there is no easy fix.
Also, please don't post about the same issue twice, there was no need for you to make this thread & post to the other thread as well.
Click to expand...
Click to collapse
So just flashing the stock rom? Does the firmware need to be specifically from that region you live in?
Got the Odin detecting my phone now so that's one step further. Huge thanks for helping me!
itsFreezy said:
So just flashing the stock rom? Does the firmware need to be specifically from that region you live in?
Got the Odin detecting my phone now so that's one step further. Huge thanks for helping me!
Click to expand...
Click to collapse
Yes, for me. I never tried to flash stock rom using other country. So, I don't know what will happen if I do so. Maybe you will get some problems with calls, messages, etc..?
So now i have tried to flash 3 different ROM's and everytime i get stuck for a while in the SetupConnection step and after about 2 minutes it just says all threads completed succeed 0/1 failed and cant open the serial (COM) port. I am on download mode on the phone.
Then you need to go back to Hopper's thread and try everything suggested in the thread, including multiple PC's if necessary.
I did say your phone will stay busted in my PP if you didn't do everything in that thread as many times as you need to (looks like the prophecy is being fulfilled). There is nothing else that isn't in that thread that can be suggested in these situations, that thread is the Bible.
Only you can fix your phone in this situation, we can't do it for you. I've given you the tools to get it done, it's up to you whether you do & how long your phone stays in its current state.
Huuuge thanks to you !
MistahBungle said:
Then you need to go back to Hopper's thread and try everything suggested in the thread, including multiple PC's if necessary.
I did say your phone will stay busted in my PP if you didn't do everything in that thread as many times as you need to (looks like the prophecy is being fulfilled). There is nothing else that isn't in that thread that can be suggested in these situations, that thread is the Bible.
Only you can fix your phone in this situation, we can't do it for you. I've given you the tools to get it done, it's up to you whether you do & how long your phone stays in its current state.
Click to expand...
Click to collapse
I already said this, but thank you for helping, i got it working! I flashed in a cwm kernel and stock rom.You really dont know how
grateful i am! It was kinda stupid to go and try install cyanogenmod without backing up, but that's not going to happen in the future.
Also i think i needed this to happen, i mean it still was a very good lesson to understand the basics of odin flashing and kernels,roms and rooting.
I really thought for a while that i had lost my phone. Hopper8's thread really helped!
Good man. And yes, you're right, having this sort of thing happen early on can be a really good learning experience & give you the knowledge/confidence to recover from just about anything (had a not dissimilar experience to yourself about a week after I got my S2 2+ yrs ago, I learned a helluva a lot in the two days my phone was borked) that happens in future.
Don't forget to thank Hopper's OP in his thread if you haven't already.

[PLEASE HELP] T-Mobile Galaxy S5 Random Reboots, Freezes and Force Closes.

Hello, This is my first Post on XDA so please help me to familiarize myself with rules and procedures and I apologize if I break any in any way.
Okay, So My phone (SM-G900T) is about 5 months old. I bought it in August, Without insurance (Terrible Idea), and now it is having problems. In the amount of time I've had it, I rooted it in mid to late September and used only an app called Xmod for a game. I then started using greenify, solid explorer and eventually used Xposed installer to try a few Xposed modules. Specifically I used, the YouTube adaway, Rich Pandora notification and that's about it. I also later installed Samsung Tools to backup my IMEI and important partitions.
A few days ago my phone randomly rebooted in the middle of a YouTube video so I let it reboot, but it rebooted again, and again, and again. I pulled the battery and turned it back on but the same problem persisted. I couldn't do anything to fix it so I just decided to factory reset the device through the stock recovery. Also, I did not install any custom roms or anything either. The factory reset did nothing. Now when I was in setup, everything force closed, froze and rebooted, repeatedly. So I found the original firmware that my phone came with and flashed it to my phone through Odin because I literally had no hope of what to do anymore. The problem lessened so I didn't install all my apps and overload the device as it would reboot when the RAM would get pretty full or too many things were running simultaneously in the background or foreground. The problem got a little worse so I factory reset one more time and it lessened again but now it came back and factory Resetting isn't lessening the problem. Now it just force closes a bunch of stuff and freezes and reboots into a bootloop midway through initial setup. I am desperate at this point right now and I need help from you guys. I don't have warranty because I rooted and I made the Extremely stupid decision of not getting insurance. So please can anyone help me out? I will be eternally grateful if you can help me turn this $609 brick into a phone again.
I will try to check this thread daily, but I go to school and I may not respond immediately, so please understand.
ahmed12534 said:
Hello, This is my first Post on XDA so please help me to familiarize myself with rules and procedures and I apologize if I break any in any way.
Okay, So My phone (SM-G900T) is about 5 months old. I bought it in August, Without insurance (Terrible Idea), and now it is having problems. In the amount of time I've had it, I rooted it in mid to late September and used only an app called Xmod for a game. I then started using greenify, solid explorer and eventually used Xposed installer to try a few Xposed modules. Specifically I used, the YouTube adaway, Rich Pandora notification and that's about it. I also later installed Samsung Tools to backup my IMEI and important partitions.
A few days ago my phone randomly rebooted in the middle of a YouTube video so I let it reboot, but it rebooted again, and again, and again. I pulled the battery and turned it back on but the same problem persisted. I couldn't do anything to fix it so I just decided to factory reset the device through the stock recovery. Also, I did not install any custom roms or anything either. The factory reset did nothing. Now when I was in setup, everything force closed, froze and rebooted, repeatedly. So I found the original firmware that my phone came with and flashed it to my phone through Odin because I literally had no hope of what to do anymore. The problem lessened so I didn't install all my apps and overload the device as it would reboot when the RAM would get pretty full or too many things were running simultaneously in the background or foreground. The problem got a little worse so I factory reset one more time and it lessened again but now it came back and factory Resetting isn't lessening the problem. Now it just force closes a bunch of stuff and freezes and reboots into a bootloop midway through initial setup. I am desperate at this point right now and I need help from you guys. I don't have warranty because I rooted and I made the Extremely stupid decision of not getting insurance. So please can anyone help me out? I will be eternally grateful if you can help me turn this $609 brick into a phone again.
I will try to check this thread daily, but I go to school and I may not respond immediately, so please understand.
Click to expand...
Click to collapse
Do you have SD card installed? If you do try taking it out and leave out or replace with another SdCard. Then flash the original stock firmware as you said you did before through (odin!) Then if that dont work try kias3 and use the emergency firmware recovery tool. Before you do any of this make sure you factory reset through stock recovery if possible.
Sent from my SM-G900T?
---------- Post added at 03:17 PM ---------- Previous post was at 03:07 PM ----------
Have you tried this tool? I had the same issue with my phone and reinstalled firmware and stock recovery through this tool and it stopped. If none of these tips work id say your phone may be borked or have faulty hardware. Take a look here as welll. Hope you can get your phone back to normal. I can understand what you're going through, like i said i had same issue with mine and mine has seems to be fine as of now. http://forum.xda-developers.com/showthread.php?t=2721146 . GOOD LUCK
Sent from my SM-G900T ?
beachbum40 said:
Do you have SD card installed? If you do try taking it out and leave out or replace with another SdCard. Then flash the original stock firmware as you said you did before through (odin!) Then if that dont work try kias3 and use the emergency firmware recovery tool. Before you do any of this make sure you factory reset through stock recovery if possible.
Sent from my SM-G900T?
---------- Post added at 03:17 PM ---------- Previous post was at 03:07 PM ----------
Have you tried this tool? I had the same issue with my phone and reinstalled firmware and stock recovery through this tool and it stopped. If none of these tips work id say your phone may be borked or have faulty hardware. Take a look here as welll. Hope you can get your phone back to normal. I can understand what you're going through, like i said i had same issue with mine and mine has seems to be fine as of now. http://forum.xda-developers.com/showthread.php?t=2721146 . GOOD LUCK
Sent from my SM-G900T ?
Click to expand...
Click to collapse
Okay, so I'm resetting it back to stock firmware through Odin as we speak. And yes, I had an SD card and have already taken it out and left it out and reset but still the problem has persisted, I will definitely try the solution you just mentioned, here I go. And thank you for replying...
Edit:
Hold on, which do you want me to try first? kias3(can you please link it if possible) with emergency firmware recovery tool? OR the Unified Android Toolkit?
Also... I don't exactly know how to use the toolkit, can you verify the steps to take to use the toolkit properly if I should use this solution? I'm sorry but I'm not very advanced at Android development, just intermediately experienced I suppose...
ahmed12534 said:
Okay, so I'm resetting it back to stock firmware through Odin as we speak. And yes, I had an SD card and have already taken it out and left it out and reset but still the problem has persisted, I will definitely try the solution you just mentioned, here I go. And thank you for replying...
Edit:
Hold on, which do you want me to try first? kias3(can you please link it if possible) with emergency firmware recovery tool? OR the Unified Android Toolkit?
Also... I don't exactly know how to use the toolkit, can you verify the steps to take to use the toolkit properly if I should use this solution? I'm sorry but I'm not very advanced at Android development, just intermediately experienced I suppose...
Click to expand...
Click to collapse
Try kies first that dont work try toolkit. Just Google how to use the toolkit it's pretty self explanatory but I don't think you'll need to use the tool kit anyways. http://www.sammobile.com/kies/
HOW TO USE RECOVERY TOOL IN KIES
http://forum.xda-developers.com/showthread.php?t=2261153&page=4
beachbum40 said:
Try kies first that dont work try toolkit. Just Google how to use the toolkit it's pretty self explanatory but I don't think you'll need to use the tool kit anyways. http://www.sammobile.com/kies/
HOW TO USE RECOVERY TOOL IN KIES
http://forum.xda-developers.com/showthread.php?t=2261153&page=4
Click to expand...
Click to collapse
okay, I tried resetting it using Kies3 but the device was not recognized so I had to find a different way because the guide on how to use Kies advised using Odin if Kies didn't recognize your phone. I don't have a code either, So I tried reflashing the stock firmware through Odin and it started up, froze and went into what I presume to be a bootloop as it is stuck on the T-Mobile splash screen with the notification light pulsing continuously. Did I also mention where my phone says Knox warranty void 0x1 there is another statement that says "Counter: 4" or something like that, while I am in download mode, does this have any significance? but yeah, other that Kies and Odin, I'm not sure if the android toolkit will help, because it's basically doing that same thing as I am with Odin, just more automated... Or am I wrong?
but as far as I know, that toolkit is literally the last option I have left, I guess I'll be trying that out tomorrow, with option 10 I believe where it says "10. Download, Extract + Flash Stock Firmware via Odin" but I'm not sure what ADB mode means... I can't really boot up the device so I don't know if that applies
Also, on a side note, how much do you think this will cost if I were to send the phone to Samsung and pay for repairs out of pocket, and do you think they could even repair it at all?
You know what... Do you think if I somehow installed CM12 on the device that the problem would fix itself? Because to me it seems like it's the Samsung software itself that is causing all this trouble along with a few Google apps. Now how would I root it and flash CM12 if it won't boot up fully...
Not sure if this would brick my phone either, let me know if it would if I tried to root through Odin and try to install CM12 through CWM recovery or something
Just throwing ideas, hoping this thread doesn't die before my problem is solved
Also, does geeksquad repair Samsung phones one time for a low fee if you've voided warranty?? If so then this could possibly be my final solution.
Also Never EVER buying a Samsung device again, they just aren't what they used to be back in the day, the other OEMs have caught up and left Samsung and their revenue in the dust...
ahmed12534 said:
Also Never EVER buying a Samsung device again, they just aren't what they used to be back in the day, the other OEMs have caught up and left Samsung and their revenue in the dust...
Click to expand...
Click to collapse
I disagree with this completely. Very few other handsets can hold a candle to the S5 or the Note 4. I don't know of anybody that has the problems you are describing with their phones without a hardware issue of some type or bad app. The Samsung software runs perfectly on millions of devices without the issues you're having. Therefore it's probably a bad app you've gotten a hold of, or you have a bad phone. CM12 will only introduce more issues and probably won't solve anything.
A stripped down custom rom might be a good bet because you can then start adding your apps back to find out where the issue is, or if it still has the same issues then it almost guarantees that there is some kind of a hardware issue.

[FAQ][INDEX][HELP THREAD][T-MOBILE][LG V10][a.k.a H901][Jan.07.2016]

[SIZE=+3]Frequently Asked Questions[/SIZE]
[SIZE=+2] T-Mobile LG V10[/SIZE]​
[SIZE=+1]This a short list of frequently asked questions in this device forum and the answers often given as a response. It should serve as a starting point for gathering knowledge and finding solutions to many common problems. Please only post in this thread with feedback on how to improve this document. Do not post "Thank you" type responses. If you have additional questions or require more help, try to find an existing thread or create your own. Do not use this as a general help thread.[/SIZE]
[SIZE=+1]Q1: What is ADB (Android Debug Bridge) and what is it for?[/SIZE]
There is much to learn, please view everything in the threads OP, here is a very good guide [GUIDE] ADB Workshop and Guide for everyone
Check this also [TOOL] [WINDOWS] ADB, Fastboot and Drivers - 15 seconds ADB Installer v1.4.3 thanks to @Snoop05​
[SIZE=+1]Q2: How to enable "developer options"?[/SIZE]
Go to->Setting->General->About Phone->Click 5 times on Build number
After this you will see a pop up message saying that you are now developer. Go back to General tab and you would see Developer Option tab above about device. Check Enable OEM Unlock and USB debbuging.​
[SIZE=+1]Q2: How to unlock my bootloader and installing custom recovery?[/SIZE]
[TOOL][BOOTLOADER][RECOVERY][KlicKiT][Jan.01.16]​
[SIZE=+1]Q3: What are my choices on a custom recovery?[/SIZE]
Thanks to @KAsp3rd [Recovery][LG-H901] Updated Unofficial TWRP 2.8.7.1​
[SIZE=+1]Q4: How do I root my device?[/SIZE]
Thanks to @Chainfire SuperSu
Check this great info also by @bdorr1105 Root Guide for the T-Mobile LG V10​
[SIZE=+1]Q5: How to restore to stock if my phone bricked?[/SIZE]
Thanks to @TheJesus [LG-H901] Stock .img Files (Boot, System, and Recovery)
Thanks to @mikeyinid [LG-H901] Stock Images, Device Restore​
[SIZE=+1]Q6: How can I Sim-Unlock my phone ?[/SIZE]
Call T-Mobile and request to unlock the Sim-Card using device unlock app that came pre-installed from T-Mobile. Get your IMEI number ready. You need to wait 40 days to be T-mobile user if the phone financed or lease, but you can unlock it right away if you purchased the phone out right without contract. I did it and use it on ATT network with no problem. Thanks to my buddy @markbencze that confirmed it in HERE and @Warrior1975 that also confirmed it in HERE​
[SIZE=+1]Q7: I have AT&T Sim-Card what is the (APN) Access Point Name that I need?[/SIZE]
Name: att
APN: pta
Proxy: Not set
Port : Not set
User name: Not set
Password: Not set
Server: Not set
MMSC: http://mmsc.mobile.att.net
MMS proxy: proxy.mobile.att.net
MMS port: 80
MCC: 310
MNC: 410
Authentication type: None
APN type: default,mms,supl,hipri,fota
APN protocol: IPv4/IPv6
Enable/disable APN: APN enabled
Bearer: Unspecified​
[SIZE=+1]Q8: Am I required to backup my ROM before flashing anything else?[/SIZE]
No you're not, but it is definitely a good idea and always recommended because if you don't do a backup and then something goes wrong, it means that you'll lose all your apps, data etc. It just saves a lot of hassle.​
[SIZE=+1]Q9: How to get a logcat if I'm asked for it?[/SIZE]
Here is a link for learning how to make a Logcat[UNIVERSAL][LOGCAT]How to get & read a logcat/ Troubleshoot your own issues!​
[SIZE=+1]Q10: What does MD5 checksum mean??[/SIZE]
MD5 digests have been widely used in the software world to provide some assurance that a transferred file has arrived intact. For example, file servers often provide a pre-computed MD5 (known as Md5sum) checksum for the files, so that a user can compare the checksum of the downloaded file to it. So this tool are to make sure that you would get same file as the developer uploaded file. Download MD5 TOOL CHECKER​
[SIZE=+1]Q11: What is the best ROM/kernel/modem??[/SIZE]
Honestly, there is no "best". It's all based on personal choice. For example; I may like heavily customizing my ROMs where as you may like it to look at stock as possible. The best thing you can do is to just test out different ROMs/kernels/modems and see which you prefer.​
[SIZE=+1]Q12: How do I restore a Nandroid Backup?[/SIZE]
Enter TWRP recovery mode again and look for the ‘backup and restore’. Select restore and everything should go back to normal in a few minutes.If you choose the ‘Advanced Restore’ option, you can select which component of the backup to restore – like the boot, system, data or cache .... Reboot to system. Your system is now restored and is exactly same as the time when the backup was made.​
*​
Forum Rules | New Users Guide | XDA Tour | Report Posts​
This FAQ is part of a Recognized Contributor Group Initiative. Please look for a similar FAQ thread when visiting another device forum.
A special thanks to everyone who contributed to the production of this FAQ​
[List of Supporters][Help Thread][Jan.07.2016]
T-Mobile LG-V10 Help Thread and List of Supporters
Please read the FAQ found Here, before asking any questions.
It is quite possible your question may have already been answered
​
Welcome to the T-Mobile LG-V10 help thread! You can ask all questions here without the need of background knowledge. This thread is dedicated to solve users problems, so if you don't want to start a new thread for your question, ask it here. Members ready to help will be monitoring this thread and provide answers as soon as possible. To see a list of supporters, see here
List of supporters
... @ted77usa
... @markbencze
... @Rydah805
... @WizeGuyDezignz
... @bdorr1105
... @ZDeuce2
... @TheJesus
... @Warrior1975 ​
Click to expand...
Click to collapse
To those seeking help: Please don't bombard the supporters with PMs asking for help. Instead, ask your question here in the thread so others can benefit from the solution to your problem as well. If you want to be sure someone particular gets notified of your question, put his / her username directly after an @. Also, if you have ROM related questions, post in the relevant ROM Q&A thread (if there is one) or directly in the ROM development thread. If you are not eligable of posting there, you may post here. Thank you!
Supporters: If you want to be put on or off the list, just shoot me a PM!
ROM developers: Please read this. Consider if you want to have a ROM specific help thread or not, if not, most likely questions about your ROM will be asked here if the users aren't eligable for posting in development section.
To all of you: Remember the Rules and the Forum Etiquette
delete please
I've noticed that Google Now opens kind of slowly on this phone. You may start typing in the search bar, then it will reload and the keyboard will disappear, then you'll have to tap twice to get it back. Finally then you can type and search. I'm just wondering if this is the app or is it only on this phone that it does that..
I haven't flashed a ROM, just rooted the odexed stock ROM.
Sorry to sound noobish just wondering if it's possible to flashfire the marshmallow update? since I don't have access to a pc at the moment
Does anyone know where I can get the default lg apps from
Sent from my LG-H901 using XDA Free mobile app
Been having some bluetooth issues lately. A device will pair then suddenly music will stop playing through bluetooth and play through speakers instead usually after a few minutes, even though the device and phone are still paired. I have seen this occur with multiple bluetooth devices and across 3 different roms. Any ideas?
numel007 said:
Been having some bluetooth issues lately. A device will pair then suddenly music will stop playing through bluetooth and play through speakers instead usually after a few minutes, even though the device and phone are still paired. I have seen this occur with multiple bluetooth devices and across 3 different roms. Any ideas?
Click to expand...
Click to collapse
Did u try flashing another kernel?
R800x_user said:
Sorry to sound noobish just wondering if it's possible to flashfire the marshmallow update? since I don't have access to a pc at the moment
Click to expand...
Click to collapse
I used flashier on lollipop but not sure on marshmallow
Lmax579 said:
Does anyone know where I can get the default lg apps from
Sent from my LG-H901 using XDA Free mobile app
Click to expand...
Click to collapse
Did u try LG store?
Sent from my SM-N920T using Tapatalk
ted77usa said:
Did u try flashing another kernel?
Click to expand...
Click to collapse
I've tried stock, EYG Kernel, and the mods by warbeard_Actual. Same issues with all. Usually the issue shows up after a few weeks of usage in each rom, so I doubt it's hardware failure.
Edit: I've figured out the case. When my data connection drops, my bluetooth seems to flip out too. Which brings me to another issue. I've been having data drops close to every 30 minutes now, sometimes more than that. My family who is also on tmobile are not having these issues, so it's no issue with the towers. Not sure what's causing my data drops.
Running Eliminater74's newest ROM, when I text my GF's stock V10, she tells me I'm double-sending every text message. Any way to fix that?
Maticks said:
Running Eliminater74's newest ROM, when I text my GF's stock V10, she tells me I'm double-sending every text message. Any way to fix that?
Click to expand...
Click to collapse
@Maticks
Do u try flashing stock Mms.apk? Never happened to me before.... maybe ask on the Eliminater74's rom thread ..... u might get help or maybe known bug.
Sent from my SM-N920T using Tapatalk
ted77usa said:
Do u try flashing stock Mms.apk? Never happened to me before.... maybe ask on the Eliminater74's rom thread ..... u might get help or maybe known bug.
Click to expand...
Click to collapse
Do you have a source for me for MMS.apk? Also, btw, I'm on Tmobile LG V10.
Maticks said:
Running Eliminater74's newest ROM, when I text my GF's stock V10, she tells me I'm double-sending every text message. Any way to fix that?
Click to expand...
Click to collapse
Have not experienced this issue or seen any other posts about it. Are other people getting double texts from you or just her? Have you tried another messaging app to test and see if that also replicates this issue? I always tell people to use Textra for messaging. Maybe try that or any of the other countless text apps.
Sent from my LGE V10 using XDA Labs
Hello to all,
Respected members I have a LG v10 T-Mobile version with MM 6.0 stock version. I bought the phone today only. I have rooted many phones without any issues or trouble. Today when I used the method described in this thread [ http://forum.xda-developers.com/tmobile-lg-v10/development/tool-t3283944 ]. Now the problem is that I followed all the instructions up to the letter & everything was going ok.
I clicked the install.bat file the phone rebooted in download mode then it displayed that welcome to fastboot & there were a few options. On pc it in the CMD window which opened when I clicked install.bat file
which was present in the zip file I downloaded from the post it was displaying that waiting for device for I think may be 2 or 3 minutes. The it closed after 5minutes & I was seeing a black screen with 2 options with fast boot heading on top. The first option is to press the power button for 10 seconds to restart the phone or press fast reboot from adb. The problem is that I clicked both up & down volume keys after keeping the power key pressed for 10 seconds or more but nothing happened. The screen stayed for atleast 40 mimutes. Now the problem is that When I took the battery out of the phone to restart it booted & then after
lg mobile logo it displays that software not Recognize or Recognition failed. Can anyone please tell me what to do or that it is bricked or not. At the moment there is no bootloop or anything else. The phone is still connected to the pc with usb cable & is in firmware update mode. One more thing I wanted to respected members is that can I remove the phone or not. The phone is connected since 3 hours. I am at the moment download original stock firmware for T-Mobile v10 which MM 6.0. Any help or suggestion is greatly appreciated.
The phone booted to main screen & everything works fine. I also did a hard factory reset. It starts now but the only thing is that it displays that Phone software cannot be checked for corruption. It displays this for atleast 7 seconds & then the boots normally. What should I do. Should I flash the stock tmobile MM6.0 again through LG flash tool. PLease any suggestions r greatly appreciated.
leoforever said:
Hello to all,
Respected members I have a LG v10 T-Mobile version with MM 6.0 stock version. I bought the phone today only. I have rooted many phones without any issues or trouble. Today when I used the method described in this thread [ http://forum.xda-developers.com/tmobile-lg-v10/development/tool-t3283944 ]. Now the problem is that I followed all the instructions up to the letter & everything was going ok.
I clicked the install.bat file the phone rebooted in download mode then it displayed that welcome to fastboot & there were a few options. On pc it in the CMD window which opened when I clicked install.bat file
which was present in the zip file I downloaded from the post it was displaying that waiting for device for I think may be 2 or 3 minutes. The it closed after 5minutes & I was seeing a black screen with 2 options with fast boot heading on top. The first option is to press the power button for 10 seconds to restart the phone or press fast reboot from adb. The problem is that I clicked both up & down volume keys after keeping the power key pressed for 10 seconds or more but nothing happened. The screen stayed for atleast 40 mimutes. Now the problem is that When I took the battery out of the phone to restart it booted & then after
lg mobile logo it displays that software not Recognize or Recognition failed. Can anyone please tell me what to do or that it is bricked or not. At the moment there is no bootloop or anything else. The phone is still connected to the pc with usb cable & is in firmware update mode. One more thing I wanted to respected members is that can I remove the phone or not. The phone is connected since 3 hours. I am at the moment download original stock firmware for T-Mobile v10 which MM 6.0. Any help or suggestion is greatly appreciated.
The phone booted to main screen & everything works fine. I also did a hard factory reset. It starts now but the only thing is that it displays that Phone software cannot be checked for corruption. It displays this for atleast 7 seconds & then the boots normally. What should I do. Should I flash the stock tmobile MM6.0 again through LG flash tool. PLease any suggestions r greatly appreciated.
Click to expand...
Click to collapse
Looks like the thread you used was for lollipop rather than Marshmallow? Sounds like you got it booting up now tho, so if you wanna root, jjst make sure to use a guide for rooting Marshmallow 6.0 [emoji106]
Sent from my LG-H901 using XDA-Developers mobile app
I've got a fun one.
I'm not sure what happened exactly, but after failing to install a kernel for 6.0 MM for my V10, I've lost a bunch... But still have a perfectly working phone?
fast charge, Fastboot, ADB... LG Up and LG Bridge don't recognize my phone anymore, and Windows 10 reports it as "Unknown USB Device (Device Descriptor Request Failed)" in the Device Manager.
I've tried multiple PCs, multiple cables, tried it on my Raspberry Pi and MacBook Pro too... No dice.
I still have TWRP working, I've still got my root going, and I do have xposed framework installed...
The heck did I do that I can't seem to undo?! Help!
Can someone please help me? I just got a T-Mobile LG V10 off eBay. It said the phone would just reboot and apps were crashing. His wife was due for a upgrade so she just got a SGS7. Will I got there's phone working I unlocked the bootloader but am still having some trouble flashing TWRP. But my real problem is that the phone has no sound and the mic isn't working. Everything else works great. Even vibration.
Any help would be much appreciated!
Thank you!
Any Way Out of Brick?
Hello guys I really need your help please. My LG v10 h901 bricked and it was on Tizen v5 custom rom, prior to that it never gave a problem - not even once.
I just received a call with my phone while driving and after a while? I realize no activity. I check & see that it is stuck on the "your device software can't be checked for corruption"
If I remove the battery, put it back & connect the charger, it charges & shows charge progress.
I can get into the factory reset using hardware keys but I can't get to TWRP.
I removed the sdcard and everything seems to be intact without corruption.
There was this one time it got in for some few minutes then restarted to verification stage.
I can get into download mode but in the device manager I see LGE AndroidNet USB Serial Port, It also shows up as LGE AndroidNet USB Modem. I've tried many things including flashtool, lgup and uppercut to no avail.
It doesn't overheat.
Bootloop or just maybe os/recovery failure??
I've tried everything here and on several websites to no avail. I thought of any modification I made to the phone prior to the problem & realize the evening before the bootloop, I installed "Swipe" & "All in One Gestures" to get full immersive look.
On the swipe, there was a time I got a warning & cos I was driving I believe I selected Ok.
Today, I was doing the same setup on my G3 then the warning came up and I read it carefully & selected cancel. I have a feeling that's my problem (it isn't the expected LG bootloop).
It is still stuck on the verification stage . When I checked on flashtool, I realized is no IMEI.
Tried to use fastboot to flash recovery.img boot.img aboot.img and laf.img I got from the tot I flashed TWRP with but it isn't seeing the phone.
Thanks Guys!!!
NB:
Got fastboot to work, see device and reboot command works but all other commands to erase or write images (boot & recovery) had error FAILED(recovery: unknown command)
CC:
@ted77usa
 @markbencze
 @Rydah805
@WizeGuyDezignz
 @bdorr1105
@ZDeuce2
@TheJesus
@Warrior1975
zayidhs said:
Hello guys I really need your help please. My LG v10 h901 bricked and it was on Tizen v5 custom rom, prior to that it never gave a problem - not even once.
I just received a call with my phone while driving and after a while? I realize no activity. I check & see that it is stuck on the "your device software can't be checked for corruption"
If I remove the battery, put it back & connect the charger, it charges & shows charge progress.
I can get into the factory reset using hardware keys but I can't get to TWRP.
I removed the sdcard and everything seems to be intact without corruption.
There was this one time it got in for some few minutes then restarted to verification stage.
I can get into download mode but in the device manager I see LGE AndroidNet USB Serial Port, It also shows up as LGE AndroidNet USB Modem. I've tried many things including flashtool, lgup and uppercut to no avail.
It doesn't overheat.
Bootloop or just maybe os/recovery failure??
I've tried everything here and on several websites to no avail. I thought of any modification I made to the phone prior to the problem & realize the evening before the bootloop, I installed "Swipe" & "All in One Gestures" to get full immersive look.
On the swipe, there was a time I got a warning & cos I was driving I believe I selected Ok.
Today, I was doing the same setup on my G3 then the warning came up and I read it carefully & selected cancel. I have a feeling that's my problem (it isn't the expected LG bootloop).
It is still stuck on the verification stage . When I checked on flashtool, I realized is no IMEI.
Tried to use fastboot to flash recovery.img boot.img aboot.img and laf.img I got from the tot I flashed TWRP with but it isn't seeing the phone.
Thanks Guys!!!
NB:
Got fastboot to work, see device and reboot command works but all other commands to erase or write images (boot & recovery) had error FAILED(recovery: unknown command)
CC:
@ted77usa
@markbencze
@Rydah805
@WizeGuyDezignz
@bdorr1105
@ZDeuce2
@TheJesus
@Warrior1975
Click to expand...
Click to collapse
I no longer have this device and cannot be much help but i do wish you luck
This was 6 devices ago for me, aside from switching to Samsung devices and now the Google Pixel XL, I have no idea how to fix that issue. Sorry.
Sent from my Pixel XL

Haaaalp! Another victim of the OTA update screwing my phone after debloat...possible to recover some files via recovery or download mode?

Hello all...hoping to get some assistance with this thing. Long story short, debloated it due to horrid battery life and high heat. Everything was great until about a week ago when my settings app go renamed somehow. Tried fixing it but couldn't find the com.android.settings file with the correct signature for my phone (AT&T, US Model, unlocked, not rooted).
It's been working fine except no settings...so I backed up the usual stuff and had plans to do a factory reset this weekend. A few hours ago I picked it up and it went all wonky on me. Upon boot, it comes up to the lock screen and then the screen just starts turning on/off. I'm unable to bring up the passcode screen...but, am able to bring up the power menu by holding the power button. But, can't power down or get into safe mode that way. After about 5 seconds of doing this, it reboots. Rinse and repeat. Safe mode via buttons starts, but, does the same thing.
I am able to get into both recovery mode and download mode though. I can view logs/etc.
Normally, I'd just ***** and moan, then do the factory reset, However, I made one huge oversight when I backed up my data earlier this week and forgot to backup my notes. There's about a dozen of them, pages and pages long with all the medical details regarding my sons illness that I've been tracking for years. It's a nightmare dealing with different Dr's all the time so I've logged it all on the phone. Unfortunately, the best app I've found for it doesn't do cloud storage and keeps them saved as local txt files on the device.
Is there any hope I can somehow pull the files using recovery/download mode or utilize the logs to determine the errors and fix it enough to be able to get them? I'm fairly tech savvy and have ADB installed. I'm super ADD though and my head is just spinning trying to sort through all the possible posts regarding trying to do this...many being for older phones.
Absolute worst case, is there a legitimate service that would be able to do it?
Any help recovering my son's medical notes would be really really appreciated.
RiBBiTeDD said:
Hello all...hoping to get some assistance with this thing. Long story short, debloated it due to horrid battery life and high heat. Everything was great until about a week ago when my settings app go renamed somehow. Tried fixing it but couldn't find the com.android.settings file with the correct signature for my phone (AT&T, US Model, unlocked, not rooted).
It's been working fine except no settings...so I backed up the usual stuff and had plans to do a factory reset this weekend. A few hours ago I picked it up and it went all wonky on me. Upon boot, it comes up to the lock screen and then the screen just starts turning on/off. I'm unable to bring up the passcode screen...but, am able to bring up the power menu by holding the power button. But, can't power down or get into safe mode that way. After about 5 seconds of doing this, it reboots. Rinse and repeat. Safe mode via buttons starts, but, does the same thing.
I am able to get into both recovery mode and download mode though. I can view logs/etc.
Normally, I'd just ***** and moan, then do the factory reset, However, I made one huge oversight when I backed up my data earlier this week and forgot to backup my notes. There's about a dozen of them, pages and pages long with all the medical details regarding my sons illness that I've been tracking for years. It's a nightmare dealing with different Dr's all the time so I've logged it all on the phone. Unfortunately, the best app I've found for it doesn't do cloud storage and keeps them saved as local txt files on the device.
Is there any hope I can somehow pull the files using recovery/download mode or utilize the logs to determine the errors and fix it enough to be able to get them? I'm fairly tech savvy and have ADB installed. I'm super ADD though and my head is just spinning trying to sort through all the possible posts regarding trying to do this...many being for older phones.
Absolute worst case, is there a legitimate service that would be able to do it?
Any help recovering my son's medical notes would be really really appreciated.
Click to expand...
Click to collapse
Man, i'm so sorry to hear that :/
Sience you have access to recovery, did you try to wipe only cache partition and hit repair apps(also in recovery)?
I'm also using debloated device and i dont have any problems with it
nocio said:
Man, i'm so sorry to hear that :/
Sience you have access to recovery, did you try to wipe only cache partition and hit repair apps(also in recovery)?
I'm also using debloated device and i dont have any problems with it
Click to expand...
Click to collapse
Yeah...that's the first thing I tried after safe mode failed. :\
There's quite a few folks reporting similar issues since the last OTA update a couple weeks ago.
Usually I delay until I get a chance to restore then allow it...this one didn't even give me a chance. I was using my phone when it popped up. No option to remind me later. When I tried to exit it counted down from 10, rebooted and installed.
RiBBiTeDD said:
Yeah...that's the first thing I tried after safe mode failed. :\
There's quite a few folks reporting similar issues since the last OTA update a couple weeks ago.
Usually I delay until I get a chance to restore then allow it...this one didn't even give me a chance. I was using my phone when it popped up. No option to remind me later. When I tried to exit it counted down from 10, rebooted and installed.
Click to expand...
Click to collapse
I have one idea, it may seem unusual but it may work.
Try to remove sim card and than boot device
nocio said:
I have one idea, it may seem unusual but it may work.
Try to remove sim card and than boot device
Click to expand...
Click to collapse
Thanks for the idea. But, yeah, tried that to already...cleared cache and repaired apps afterwards too. Tried it with cable, tried a 2.0 cable too.
No dice.
The app repair works just fine and then it does the same thing when lock screen tries to appear.
RiBBiTeDD said:
Thanks for the idea. But, yeah, tried that to already...cleared cache and repaired apps afterwards too. Tried it with cable, tried a 2.0 cable too.
No dice.
The app repair works just fine and then it does the same thing when lock screen tries to appear.
Click to expand...
Click to collapse
Only thing that came to my mind is to download latest firmware for your device than flash it via odin
EDIT: but be carefull with that. Odin have box to untick factory reset but i didnt do that a loooooooooong time so i dont know if something is changed
nocio said:
Only thing that came to my mind is to download latest firmware for your device than flash it via odin
EDIT: but be carefull with that. Odin have box to untick factory reset but i didnt do that a loooooooooong time so i dont know if something is changed
Click to expand...
Click to collapse
Yeah, I figured that'd be my last shot at it... I've read the horror stories of tripping Knox even with factory firmware.
Was just really hoping there was some way to yank the stuff using recovery or download modes.
RiBBiTeDD said:
Yeah, I figured that'd be my last shot at it... I've read the horror stories of tripping Knox even with factory firmware.
Was just really hoping there was some way to yank the stuff using recovery or download modes.
Click to expand...
Click to collapse
I think that you can't trip Knox only when you flash official firmware over unlocked bootloader and custom ROM, but I'm not so sure.
Last time I did that is when I had Samsung Galaxy S2 and flashing official firmware over official firmware and that didn't trip the Knox counter
Does flashing genuine firmware trip knox?
Hi It's been a while since I bothered flashing firmware so I am not upto date with how things work now. My questions are I am currently on 02s version of firmware and would like to go samsungs version so I can take part in things like the one...
forum.xda-developers.com
Here you can see that flashing official firmware over official firmware(i'm guessing that you are not rooted) won't trip knox counter
nocio said:
Does flashing genuine firmware trip knox?
Hi It's been a while since I bothered flashing firmware so I am not upto date with how things work now. My questions are I am currently on 02s version of firmware and would like to go samsungs version so I can take part in things like the one...
forum.xda-developers.com
Here you can see that flashing official firmware over official firmware(i'm guessing that you are not rooted) won't trip knox counter
Click to expand...
Click to collapse
Awesome! Thank you!
I was able to get the files...for others in the same boat, here's a link to what worked for me:
Help finding correct firmware and installing for AT&T SM-G991U.
Hello all...I'm a fellow victim of the OTA updates screwing us debloaters currently stuck in a boot-loop. I'm trying to recover my the past several years text notes containing all the medical details for my son's illness. Details on that can be...
forum.xda-developers.com

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