Stuck on LG Security Error - LG Optimus L9 P760, P765, P768, P769

I have the MetroPCS lgms769, I tried unlocking the bootloader but I guess I messed up some how. My screen had the touch screen problem, so I tried flashing again but now I'm stuck on security error. No matter what I do, I cannot get fastboot drivers to install for my phone. I've tried several times. It just sits there at waiting for omap44xx device. I've done the steps right to the T, My computer makes the sound as something connected then disconnected, then connected again and then once again disconnected. I've watched under device manager but I see nothing coming up, even when I do view all devices. I've booted into S/W upgrade mode but my phone is not detected. I can't boot to anything, it just goes to security error, shuts off, and boots showing my battery charging. I've installed all drivers through the LG website that goes with my phone. When my phone was working, I connected the usb and switched to every mode for it to install drivers. I'm on Windows 8 64 bit. Could someone please help me?

kseunder84 said:
I have the MetroPCS lgms769, I tried unlocking the bootloader but I guess I messed up some how. My screen had the touch screen problem, so I tried flashing again but now I'm stuck on security error. No matter what I do, I cannot get fastboot drivers to install for my phone. I've tried several times. It just sits there at waiting for omap44xx device. I've done the steps right to the T, My computer makes the sound as something connected then disconnected, then connected again and then once again disconnected. I've watched under device manager but I see nothing coming up, even when I do view all devices. I've booted into S/W upgrade mode but my phone is not detected. I can't boot to anything, it just goes to security error, shuts off, and boots showing my battery charging. I've installed all drivers through the LG website that goes with my phone. When my phone was working, I connected the usb and switched to every mode for it to install drivers. I'm on Windows 8 64 bit. Could someone please help me?
Click to expand...
Click to collapse
Funny you should mention this. I too have the same problem!! I spent all night to no avail! I managed to get clockwork to install, flash the backwards touch problem fix, but then when I attempted to install a Pacman 4.3 rom the phone rebooted to the Security Error Lg logo!! I can't flash any KDZ now because at 15% it loses a connection! I tried the Fastboot method and ADB just would not detect my phone! Pulling the battery out and having the phone connected to usb makes the device manager go nuts! Omap device pops in and out and wont stop! Thankfully I have the Tmobile premium handset protection package, so Ill get a replacement p769bk but OMG people don't try to unlock the boot loader on this device! Its not worth the risk and complexity/trouble!! Stick to root access and be happy! Wait and pray someone smart enough can figure out how to unlock the boot loader easily and with minimal risk! Before I messed with my phone I was on the OTA update v20F. I flashed to the V20B 760 KDZ and used the hex edited bin file that goes with it. Just don't do it! Its not worth the backwards menu/logo/touch headaches! Be warned!

I wound up taking it back to metropcs and I'm getting a new one in 3-5 days, they didn't charge me since the guy said it was a software problem and I was still within the 30 days

kseunder84 said:
I wound up taking it back to metropcs and I'm getting a new one in 3-5 days, they didn't charge me since the guy said it was a software problem and I was still within the 30 days
Click to expand...
Click to collapse
Good deal. Like I said before to anyone who reads this post:
Head my warning or you'll probably end up like the both of us!.
I really like this phone but damn! Why does LG have to lock the boot loader..? I miss having Cyanogen Mod. I mean my old P999 G2x wasn't this hard to get CWM/Root on it!
Somebody save the day! Find the key to a simple boot loader unlock! (V20F) This phone deserves it!

Hey you posted in the wrong place, anyways fastboot probably didn't work because you are on Windows 8.
If you try again, use this http://forum.xda-developers.com/showpost.php?p=45102887&postcount=1
This is the official program to restore from security error & other problems.
Sent from my LG-P769 using xda app-developers app

Thanks for trying to help but I tried to use that app and it still failed to detect my phone. I don't think I'll try it again. We need a new one click wonder app before I'll attempt this again. Also I don't think I like having a backwards LG logo stuck on my phone, ( I did not know that was going to stay there) yet alone some strange image mirror bug with the lock screen. It corrected itself if you hit the power button and wake it but if you reboot the phone it comes back.
Sent from my Nexus 7 using xda app-developers app

SovereignKnight said:
Thanks for trying to help but I tried to use that app and it still failed to detect my phone. I don't think I'll try it again. We need a new one click wonder app before I'll attempt this again. Also I don't think I like having a backwards LG logo stuck on my phone, ( I did not know that was going to stay there) yet alone some strange image mirror bug with the lock screen. It corrected itself if you hit the power button and wake it but if you reboot the phone it comes back.
Sent from my Nexus 7 using xda app-developers app
Click to expand...
Click to collapse
You can fix that with the proper u-boot.
Sent from my LG-P769 using XDA Premium 4 mobile app

Related

[Q] Need help fixing a possibly bricked Optimus V...

So I rooted my sister's optimus v about a month ago. Today she installed a battery mod app from applanet and as soon as she chose which battery mod she wanted she had to restart her phone for the changes to be applied, but when rebooting the phone it would only get stuck in reboot. So I tried to start it up in recovery and got the blue screen that says fastboot mode started. I looked that up online and found a fix to it but I need it to go into emergency mode to fix it that way and it will not go into emergency mode, any combination of keys only takes it to either the blue screen with the fastboot mode message or it just reboots and gets stuck. So now what do I do? I really need to find a way to fix her phone. Thanks in advance to anyone who tries to help.
try to turn on the phone & use LGMobile update tool. That should recognise the phone & install original lg fw
tabs648 said:
So I rooted my sister's optimus v about a month ago. Today she installed a battery mod app from applanet and as soon as she chose which battery mod she wanted she had to restart her phone for the changes to be applied, but when rebooting the phone it would only get stuck in reboot. So I tried to start it up in recovery and got the blue screen that says fastboot mode started. I looked that up online and found a fix to it but I need it to go into emergency mode to fix it that way and it will not go into emergency mode, any combination of keys only takes it to either the blue screen with the fastboot mode message or it just reboots and gets stuck. So now what do I do? I really need to find a way to fix her phone. Thanks in advance to anyone who tries to help.
Click to expand...
Click to collapse
give a try to error guides over here http://forum.xda-developers.com/showthread.php?t=883314 it has done wonders for many flash in cs emergency mode from the flasher menu. Read detail guide in the link provided.
I am not sure if it works for optimus v but it does works for optimus 1. give it at try
I managed to finally get the phone into emergency mode. I had installed the LG mobile support tool and installed all the drivers and tried to go that route but it kept telling me I only had one of four drivers installed, even though I have installed several drivers. After all of that I had finally got it into emergency mode so I went back to trying KDZ. I'm supposed to select the rom where it asks for the KDZ file right? But when I go to browse for the rom file it doesn't show up in the folder I put it in. I've rooted 4 phones and have done so many other things with them and never bricked one, was always able to figure out everything I did and never had to ask any questions but I can't figure this out to save my life and it is driving me crazy. I do really appreciate you guys for the suggestions and thanks to your suggestions I have gotten this far.
Hey, I have the same problem. I rooted my phone then I installed that battery mod app on applanet. I installed it then when I had to restart my phone for it to apply it just got stuck and kept looping the reboot screen where it says "ANDROID". Did you get ur fixed yet?
tabs648 said:
I managed to finally get the phone into emergency mode. I had installed the LG mobile support tool and installed all the drivers and tried to go that route but it kept telling me I only had one of four drivers installed, even though I have installed several drivers. After all of that I had finally got it into emergency mode so I went back to trying KDZ. I'm supposed to select the rom where it asks for the KDZ file right? But when I go to browse for the rom file it doesn't show up in the folder I put it in. I've rooted 4 phones and have done so many other things with them and never bricked one, was always able to figure out everything I did and never had to ask any questions but I can't figure this out to save my life and it is driving me crazy. I do really appreciate you guys for the suggestions and thanks to your suggestions I have gotten this far.
Click to expand...
Click to collapse
I'm having the same issue right now, although at least you have managed to get it into emergency mode. How did you do it?
The other issue I'm seeing is that there is no .kdz for the Optimus V LGVM670. I found a .cab file that is supposed to be the newest update, but not even sure that will work with the the kdz manager.
It was my sister's phone and I had the same problem with kdz. Had the cab file so couldn't use it with kdz. My sister left her phone with me for a few days to try to fix it and when I couldn't she took it home and managed to fully brick it to where it would do nothing at all so she had to get a new phone. I got it into emergency mode by holding down the volume and it was either the back button or the home button I pushed at the same time, can't remember which. As I held those down I plugged in the USB cord that was connected to my laptop and it went right into emergency mode. Just make sure you disable that LG modem in the device manager on the computer before doing anything because my sister forgot to do that and that is how she fully bricked her phone. Good luck to you guys and if anyone figures out how to fix it I would be interested in knowing how you did it.
tabs648 said:
It was my sister's phone and I had the same problem with kdz. Had the cab file so couldn't use it with kdz. My sister left her phone with me for a few days to try to fix it and when I couldn't she took it home and managed to fully brick it to where it would do nothing at all so she had to get a new phone. I got it into emergency mode by holding down the volume and it was either the back button or the home button I pushed at the same time, can't remember which. As I held those down I plugged in the USB cord that was connected to my laptop and it went right into emergency mode. Just make sure you disable that LG modem in the device manager on the computer before doing anything because my sister forgot to do that and that is how she fully bricked her phone. Good luck to you guys and if anyone figures out how to fix it I would be interested in knowing how you did it.
Click to expand...
Click to collapse
hmmmmm, I don't remember completely how I did it, but there was a very helpful guide floating around XDA. I bricked my Mom's Optimus one as well . I actually had to go to the LG support site, type in my Phone serial number and find a list of all the firmware available. From there I right clicked the page and got the page source. From there I got my firmware and I entered it in the KAZ or LG B2I Agent ? - Dont quite remember. Anyways, it ended up working out for me, but I accidentally flashed the German firmware, but in the end, everything was all good LOOL.

[q] Atrix not starting past M Dual Core screen - Long boot time

Hey all,
I did my searching for the last several hours, and am feeling pretty weak. I know there are several other posts with this error - but please let me explain my situation.
Phone was running 2.3.6. I am unsure how it was originally unlocked (carrier unlocked) and bought it used. To my knowledge it did not have root access... (though the advert said it did - running SU in Terminal to show if it had access failed)
I tried doing a factory reset on the phone because it kept acting weird. Just rebooting 10 times a day, and wifi not working either.
Since the reset the phone has not made it past the M Dual Core screen.
Edit as I type: As I type this, I FINALLY got into recovery mode. It took a long time... is that normal? I mean.. loongggg. Now i see other posts state I just need to click the bottom right corner above the search key and I should be on the way to recovering the device...
This however is not working...
I will keep the phone plugged in over night and see if it just needed more time I suppose. Can you guys recommend anything?
I am on win7 - should have the device drivers installed (though, Windows doesn't seem to recognize this with a notification bubble). I know the phone was not on USB Debug Mode when I clicked 'factory reset'.. would it have retained this?
I will update as i have more information.. otherwise if I am missing something please let me know.
Thanks again,
-k
Try booting into recovery mode by holding volume down while turning on. When the menu appears keep pressing volume down until it says android recovery and then press volume up to select it. If an android Guy with a warning sign shows up, press volume down and up. A menu should appear soon. Try to do a data wipe and factory reset from there.
Sent from my MB860 using XDA App
Hi ar31791, thank you for the reply.
That worked to put me into a recovery mode - very nice. Is the button combo different depending on the version of android your'e running, or just phone dependent? I appreciate that.
Couple follow up questions if you guys don't mind and can help
- after the factory reset - my boot time is incredibly slow.... like 30 minutes to boot kinda thing. I tried to factory reset several times since, and its the same issue.
- my data is not working on the phone. I used the apn suggestions from all sites I've found, rebooted (took a while) tried data roaming, etc, but it just doesn't work. I have a decent idea that the apn's are correct because the mms apn worked fine with a test picture message.
My main concern is the incredible lengthy boot time and the data no longer working. The issue with wifi still showing 'error' when enabling it was not resolved by the reset (I didn't think it would - I was reading other posts where it is suspected as a hardware issue).
Thanks again for the reads, and replies. I appreciate the help!
-kenny
You need romracers or cwm. Unless yer going to stay stock.
Sent from my MB860 using xda premium
Is this an att or a rogers/international phone? Best bet would be to flash pudding and than cwm + custom roms
hey again- thank you for the replies.. seriously. much appreciated.
phalanx, i dont mind staying stock but would that not allow the data connection to work correctly? i found a few posts based on the romracer. i lack the hands on experience, but it looks like i just need to follow the steps for an adb push and then install eh?
you mention staying stock, is that an option? info on my setup below
crnkoj, i am running a bell phone on a fido network in canada. bought on ebay pre unlocked. i do not bekieve it is rooted. phone, mms and text work fine, it seems to be a problem finding a data network at this moment.
thanks again guys, ill be taking a look into the tutorials for romracer and cwm, and giver a shot. lemme know if you have any further ideas, questions or anything you think i might need to know.
edit.. also, whats the deal with the crazyyyyy long boot up time?
kenny
(send from a mobile.. please excuse any typos or punctuation errors)
No its just that with an unlocked bootloader you can flash a new.recovery and that makes it easier to flash roms and also kernels and radios. Kernels and radios can affect your ability to connect with data and can even affect the speeds.
Sent from my MB860 using xda premium
I had a similar situation. So, i did a full wipe installed the rom did another full wipe then installed the appropriate kernel and booted it up. I believe you nedd to install the right kernel per the instructions. It will mot boot if the kernel is not correct.
Sent from my MB860 using xda premium
Thanks again guys,
Man it's a funny issue. I am always able to get in and factory wipe the device, but it seems that sometimes that damn M screen will sit forever. I left it over the course of a movie and a half (probably 3 hours) and that screen was still just sitting there.
I get into the fastboot menu easy enough before that screen hangs, and sometimes i can get into the Boot Android (without BP) (I believe it's called) and sometimes it hangs, and sometimes it works.
Other times, like right now, it boots just fine and kinda fast.
I am having an issue with the RSDLite application recognizing my phone. It did once - then hung at 94% flash of the pudding tutorial. I didn't realize the tutorial says to keep the phone plugged in for 10 minutes even after a fail to see if it actually completes. I havent been able to have the software recognize the phone since- I've installed and reinstalled the motorola drivers, set the phone to usb debugging, and was able to try 2 computers, and 2 different cables. I'll giver another shot though.
I am pretty sure my boot loader was unlocked (as I said I had this all done from an ebay purchase) so I think I can just proceed to the flashing, but if there is a way to confirm that it is indeed locked, I'll take the advice.
The more I read though, it looks like I might just need to send this beast in for a service call with Motorola, because of that damn wifi "error" error. I'd hate to go through all this and realize it still will not work.
Thanks for the replies, I'll always take more suggestions, and if you guys think I'm on the wrong path, let me know. I'll keep searchin dem' forums
If your bootloader is unlocked it will say unlocked in white letters on that M boot logo screen. Did you run "fastboot oem unlock" after the rsd flash?
Sent from my MB860 using XDA App

[Q] I believe I am bricked, can anybody help? (p769)

Before the incident, I had root, no unlocked bootloader, stock JB, v20h.
What had happened was I was trying the Font Installer app in th Play Store because of the added customization that would have been nice.
I found a cool font, and I backed up my current fonts and then pressed install. SuperSU asked for permissions like normal and then my phone restarted.
Then it was so that my phone was stuck at the T-Mobile boot animation after the LG Logo. For about 15 minutes. This is where I believed something was starting to go very wrong. After contemplating for a few extra minutes, I decided to just take out the battery and restart. Same outcome. I thought of all the things that were on the phone thus far because I had just gotten it recently, and decided that it wouldn't hurt me to just do a hard reset by pressing home + vol down + power. Everything went smoothly. Except for the fact that even after I did that, it was leaving me at the T-Mobile screen.
I decided to look on the forums for development and tried to do the unbrick method, to no avail after about 3 hours now. I used the LG User Support Tool and since I hadn't updated to V20f, I decided to do that to see if it would solve my problem. It still didn't, and I'll be honest, I'm a little upset just typing this right now.
I also tried the Upgrade Recovery option and it warmed my heart to see that the process was actually starting. But right at the screen where it says that it is supposed to be downloading something, it freezes up and nothing happens no matter how long I wait. I saw somewhere that it should be a glowing red bar, but I do not see that anywhere, it is just frozen, saying Time Elapsed: 00:12. And before anyone asks, yes, I ran absolutely everything as an administrator.
Is there any possible way to bring this phone back? Any help would be immensely appreciated. Thank you in advanced.
anticlotto_ said:
Before the incident, I had root, no unlocked bootloader, stock JB, v20h.
What had happened was I was trying the Font Installer app in th Play Store because of the added customization that would have been nice.
I found a cool font, and I backed up my current fonts and then pressed install. SuperSU asked for permissions like normal and then my phone restarted.
Then it was so that my phone was stuck at the T-Mobile boot animation after the LG Logo. For about 15 minutes. This is where I believed something was starting to go very wrong. After contemplating for a few extra minutes, I decided to just take out the battery and restart. Same outcome. I thought of all the things that were on the phone thus far because I had just gotten it recently, and decided that it wouldn't hurt me to just do a hard reset by pressing home + vol down + power. Everything went smoothly. Except for the fact that even after I did that, it was leaving me at the T-Mobile screen.
I decided to look on the forums for development and tried to do the unbrick method, to no avail after about 3 hours now. I used the LG User Support Tool and since I hadn't updated to V20f, I decided to do that to see if it would solve my problem. It still didn't, and I'll be honest, I'm a little upset just typing this right now.
I also tried the Upgrade Recovery option and it warmed my heart to see that the process was actually starting. But right at the screen where it says that it is supposed to be downloading something, it freezes up and nothing happens no matter how long I wait. I saw somewhere that it should be a glowing red bar, but I do not see that anywhere, it is just frozen, saying Time Elapsed: 00:12. And before anyone asks, yes, I ran absolutely everything as an administrator.
Is there any possible way to bring this phone back? Any help would be immensely appreciated. Thank you in advanced.
Click to expand...
Click to collapse
did you hard reset? then turn off your phone disconnect the battery, connect to the pc holding the volume up button? then try the Update Recovery?
i would just go through that process over and over until it works, theres not really a way to brick this phone i've heard...
CROSSFREEZE said:
did you hard reset? then turn off your phone disconnect the battery, connect to the pc holding the volume up button? then try the Update Recovery?
i would just go through that process over and over until it works, theres not really a way to brick this phone i've heard...
Click to expand...
Click to collapse
Thank you for your reply! I have tried hard resetting multiple times, but I had removed some bloatware apps (I will quarantine them next time instead because I don't wanna go through this ever again) and I have tried the kdz method to only be stuck at 15% every time when I followed instructions to the pixel. I have tried to do it on windows 7 and windows 8. I have also tried the fastboot method by lelus, and that manages to "work" but I am still stuck at the tmobile boot screen afterwards. I have gotten the hang of the process of getting into the fastboot, but what do I do from there? I chose to flash ics xloader and uboot, but the process goes by so fast, I'm not even sure it is doing anything. The LG Tool has really gotten me nowhere, it just gives me a lovely error and then cannot continue the upgrade recovery process.
It said somewhere that after I flash through the fastboot I then have to try the kdz method, so I am going to do that now and see if it works. I don't know if there would be a difference between flashing a jb kdz or an ics kdz, but I will just do ics to be on the safe side.
I am quite happy to say that flashing the ics kdz was successful, and my phone is now up and running.
My p769BK is stuck on the LG screen. /: months
Sent from my LG-MS770 using xda app-developers app
im terrible with fastboot, i used the unlock the bootloader for noobs with an offline flash.
heres what i did to get out of bootloops....
alright, this is all from memory but the offline flash didnt work as well for me when stuck in weird bootloops.
Step one-going back to online flash---->
A---
the easiest way i found was to go to C:/windows/system32/drivers/ect/hosts
right click>open with notepad
there should be two lines at the bottom
"127.0.0.1 csmg.lgmobile.com
127.0.0.1 csmgdl.lgmobile.com"
i would cut them out and paste them in a text doc in the same folder for reference later...
but either way you should remove them from the hosts file and save
B----
Make sure your small server is closed! once you minimize it it should go down to your status bar (shttps)
Step two-LGMS---->
make sure you have LG mobile support installed or install it.
open lg mobile support
install needed drivers for your phone
power your phone off/remove the battery
put battery back in
connect it to your computer holding down the volume up button
S/W UPDATE mode should pop up, if it doesn't preform and hardreset and try again til it works (it will)
then in the top right corner there should be a button or two click them both until you see
"restore update" or Update restore or something to that effect
select that
and let it ride man
i got my phone ****ed many times and just had to keep redoing this until it worked. if your bootloader is truely unlocked you can probably go through all that again and get CM10 working, i did but im still working through kinks.....
GOOD LUCK feel free to ask any more Q's about this process if you run into any problems

Bootloop - LG and TMO screen, will not boot into TWRP using Factory Restore

So, I'm im at a loss here... I haven't done anything to my phone today other than turn on the Webserver at Boot function in Adaway, which I'm guessing is the culprit here... but based on my inability to fix that, which I've fixed Xposed issues before, I'm not confident.
so I'm bootlooping on LG screen primarily, phone was working fine next minute it was off and wouldn't turn on. Took battery out, etc... thought it was the batteries at first, charged both fully, continued troubleshooting. Rebooted a few times it'd boot, show my unlocked Bootloader screen, continue as if going to TMO screen, back to LG screen.
So I tried to boot into TWRP via Factory Reset method. I follow the prompts and then the screen locks, randomly the bootloader unlocked dialogue reappears.
Computer previously recognized device via ADB, now it does not, even with updated drives and ADB/Fastboot. Had the device install itself a few times when plugged in, did not help.
I was able to boot into Fastboot one time, while in there I thought maybe it's an issue with TWRP, so I reflashed TWRP 3.0.1 through fastboot and ran fastboot with the twrp image command... screen locked and nothing happened.
I'm not sure what to do at this point without Fastboot being accessible through computer or regularly through manual method. TWRP is pretty much,... man I don't even know where TWRP is at this point it hasn't made a single appearance in this troubleshooting session.
Any ideas I'm missing?
LGv10
Lollipop 5.1.1, Rooted, Xposed v85 TWRP 3.0.1
If you can get fastboot working again try to just boot twrp rather than flashing it
fastboot boot nameofrecovery.img
Other than that try using lgUP to flash rooted MM if you can get pc to recognize phone
Sent from my LG-H901 using XDA-Developers mobile app
demkantor said:
If you can get fastboot working again try to just boot twrp rather than flashing it
fastboot boot nameofrecovery.img
Other than that try using lgUP to flash rooted MM if you can get pc to recognize phone
Sent from my LG-H901 using XDA-Developers mobile app
Click to expand...
Click to collapse
hey bud - thank you for responding. I actually by the grace of god, just got my phone to boot into fastboot mode again. It wouldn't even turn on since I wrote this post so I've just been browsing for alternatives. Literally on the LgUp page as we speak thinking that's going to have to be the route I take even if I lose all my data... at least I won't have a brick. I ended up using a method I've been trying all day, it's weird how it's hit or miss on when it works... held volume down and plugged in USB, not sure why it's working randomly even tried other computers, ports, cables... anyway thanks !
demkantor said:
If you can get fastboot working again try to just boot twrp rather than flashing it
fastboot boot nameofrecovery.img
Other than that try using lgUP to flash rooted MM if you can get pc to recognize phone
Sent from my LG-H901 using XDA-Developers mobile app
Click to expand...
Click to collapse
I Knew i was going to leave something out, if I flash rooted MM, couldn't that make things worse if I'm on TWRP for LP. I'll read the instructions on the up page, but at first glance I didn't see them talking about specific recoveries like on the eliminator thread..
You can follow toungkick's method and flash the .tot and kdz to get rooted mm, this will include the proper recovery
Choice is yours on the method but this way is smooth and rooted MM is great on this phone
But yeah, data will be wiped,
If you manage to make it into recovery you can try and dirty flash current ROM on top (no wipe) and see if that fixes things first so you don't loose any data
Sent from my LG-H901 using XDA-Developers mobile app
demkantor said:
You can follow toungkick's method and flash the .tot and kdz to get rooted mm, this will include the proper recovery
Choice is yours on the method but this way is smooth and rooted MM is great on this phone
But yeah, data will be wiped,
If you manage to make it into recovery you can try and dirty flash current ROM on top (no wipe) and see if that fixes things first so you don't loose any data
Sent from my LG-H901 using XDA-Developers mobile app
Click to expand...
Click to collapse
I'm honestly losing my mind over this one, I've gotten into Fastboot several times but never long enough to flash much of anything. LGUP won't recognize device and the method to get it to recognize the device by removing the battery isn't work. So I tried manually flashing images in Fastboot and also tried Nexus Root Toolkit as a last ditch effort.
The further I've gotten is flashing TWRP again, and reflashing a boot image...
Believe it or not I just booted into TWRP, it wasn't easy at all but the phone finally went through following the factory data reset method... I was in there for maybe 7 seconds and then screen went black and phone powered off.
I'm getting to the point where, since it fully booted once, booted into fastboot, booted into TWRP, I'm not convinced this isn't hardware related? But I'm not an expert there.
The only way, literally that I can get it into Fastboot is to take the battery out entirely, hit power a few times to drain it, hold volume down insert cable... the screen comes on with the battery indicator but it flashes a red question mark and I simultaneously throw the battery in while holding down volume... and fastboot boots right up ... I only have a few minutes each time and even though things are successfully clashing (I also erased the cache) nothings working.
I was in TWRP long enought o know that it appears all my data is still in there, was hoping to get to Xposed to delete... maybe I'll look into the xposed uninstall zip and see if that helps but really.... wondering if my batteries got screwed up somehow with these new cables I'm using. never read anything quite like this one
Closing loop here. Phone bricked for sure. Got replacment on warranty. Back up and running rooted MM tho with jun method.
klark1kent said:
Closing loop here. Phone bricked for sure. Got replacment on warranty. Back up and running rooted MM tho with jun method.
Click to expand...
Click to collapse
What happened to the original phone?
Phone died on me, and now I'm stuck on the LG logo. Not actually fully booting.
dinggus said:
What happened to the original phone?
Phone died on me, and now I'm stuck on the LG logo. Not actually fully booting.
Click to expand...
Click to collapse
I was never able to get it to boot. Even tried flashing through lgup and it would never make it through.. I took it to tmobile and got it replaced through warranty. Cost 5 bucks. You can manually boot into fastboot or download mode and flash images if your phone will stay on long enough
Im afraid my phone did the same thing. Ive done all of what you mentioned. I guess i have no other choice but to go to T-Mobile and exchange it. You say it only costed you 5 bucks? How is that..? I thought after you void its warranty ... U'd pretty much be stuck wid ****.???
lokz831 said:
Im afraid my phone did the same thing. Ive done all of what you mentioned. I guess i have no other choice but to go to T-Mobile and exchange it. You say it only costed you 5 bucks? How is that..? I thought after you void its warranty ... U'd pretty much be stuck wid ****.???
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Click to collapse
I found this page (https://guidebelajar.blogspot.com/2015/12/guide-to-flash-bricked-bootloop-lg-v10.html?m=1) and am currently in the process of 'refurbishing' via LGUP.
I was able to get into download mode using the following method
"Now turn your LG V10 H900 (AT&T), H901 (T-MOBILE), VS990 (VERIZON) phone off, then click continuously on the up volume and connect your phone to your PC, "
lokz831 said:
Im afraid my phone did the same thing. Ive done all of what you mentioned. I guess i have no other choice but to go to T-Mobile and exchange it. You say it only costed you 5 bucks? How is that..? I thought after you void its warranty ... U'd pretty much be stuck wid ****.???
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Click to collapse
Man I'm sorry I must have notifications off... It was covered though the manufacturer warranty so they only charged me 5
Sent from my LG-H901 using XDA Labs
Explains this... Glad I wasn't crazy but damn LG
http://www.androidauthority.com/lg-v10-bootloop-problem-711334/
Sent from my LG-H901 using XDA Labs

Stuck in Firmware Update Mode

I recently purchased two new VS988 for an elderly friend of mine who loves his current G6 and was worried about LG getting out of the phone business. Trying to get the phones all set up for him I tried running the OTA updates which kept failing. After the OTA update process failed a dozen times or more I decided to try using the Windows VZW update utility. Finally, after a dozen tries the VZW utility finally managed to DL the FW to my computer but when it tried to install the FW it booted the phone into FW Update Mode and then failed to install. I have tried all of the listed methods of button presses to reboot the phone into any other mode but it always comes back to FW update mode. This morning I learned about the LGUP program and have given that a try and it stops at 4% with an error message that says "Error: 0x700A, ManipulateBootPT Failed"
I'm not sure what else to try. I'm using the cable that came in the box and a USB port on the back of my computer.
Any help/advice will be greatly appreciated.
Maybe turn of recovery mode
How am I supposed to do that? No matter what buttons I try pressing when rebooting the phone it always comes back into FW Update Mode. I tried running the recovery process and the Verizon updater program and that had the same problem.
Spazebar said:
How am I supposed to do that? No matter what buttons I try pressing when rebooting the phone it always comes back into FW Update Mode. I tried running the recovery process and the Verizon updater program and that had the same problem.
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Click to collapse
I had an old tablet before, that did the same thing turning off recovery fixed it
Ilikeandroidics said:
I had an old tablet before, that did the same thing turning off recovery fixed it
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Click to collapse
How do I turn off recovery?
Spazebar said:
How do I turn off recovery?
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I don't recommend advice from that guy
The problem your having is stuck in download mode.
As long as you're not connected to a PC via USB and actively transferring a firmware file, you should be able to force shutdown by removing the battery and placing it back in (if possible) or pressing and holding Power for about 20 seconds. Then power on again normally.
Droidview said:
I don't recommend advice from that guy
The problem you having is stuck in download mode.
As long as you're not connected to a PC via USB and actively transferring a firmware file, you should be able to force shutdown by removing the battery and placing it back in (if possible) or pressing and holding Power for about 20 seconds. Then power on again normally.
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Click to collapse
Thanks I'll try that tomorrow
Spazebar said:
Thanks I'll try that tomorrow
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Click to collapse
Hey, did my information help?
Unfortunately nothing has worked I just ended up with two bricked phones. Thankfully they were just supposed to be back up phones for somebody that is unlikely to need them and can afford buying another replacement if something ever actually does happen to his primary. He has a lot of accessibility issues in a really prefers having the the buttons on the back of the phone so he doesn't keep turning it off accidentally.
Spazebar said:
Unfortunately nothing has worked I just ended up with two bricked phones. Thankfully they were just supposed to be back up phones for somebody that is unlikely to need them and can afford buying another replacement if something ever actually does happen to his primary. He has a lot of accessibility issues in a really prefers having the the buttons on the back of the phone so he doesn't keep turning it off accidentally.
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Click to collapse
If your android was stuck in recovery mode (as i know it), you could of just factory reset right?
forgive me it's been a couple of months since I bothered messing around with them but I believe it's not a generic recovery mode you know where you've got those four text options at the top you know and the Android with the exclamation point coming out of its chest but instead it's a firmware update mode. No amount of software tools or button key presses and we'll get the phones to do anything else. Both phones are dead right now cuz I just wanted to confirm what I was telling you whatever they managed to charge up later I will make sure what I'm saying is correct and I will let you know otherwise
If this is the screen you see, then i regret to inform you that your phone might have been bricked the entire time and you couldn't save it (unless you get new firmware for you device and install it). Trust me i had this experience before.
This is what I get. I try running the the Verizon LG update utility on the computer and after it reaches 11% or something like that it fails
Spazebar said:
This is what I get. I try running the the Verizon LG update utility on the computer and after it reaches 11% or something like that it fails
View attachment 5502673
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Click to collapse
Welp, my last geuss at this is that the previous owner got something like a virus to prevent the firmware update to continue. i've only worked with lg phones a few times, but those phones where very old (2008) and did not run android
Thanks for trying. I've given up and my friend didn't even get upset about it. Whatever went wrong happened when I tried to manually update them because the OTA kept failing. If he buys any more backups in the future I'll find him something a little more recent.

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