unlocked Sprint s8 plus on Verizon, how to change 3g to lte? - Sprint Samsung Galaxy S8+ Questions & Answers

Hi I have in an unlocked Sprint galaxy s8 plus running on a Verizon mvno (rok) I have all working besides lte ...i got 3g working perfect ,but want to get the lte connection ...i switched my msl to 6 0's ,and can edit the programming menu (#3282# ) but do not know what to do in there to get lte going ,can anyone help

skindeep75 said:
Hi I have in an unlocked Sprint galaxy s8 plus running on a Verizon mvno (rok) I have all working besides lte ...i got 3g working perfect ,but want to get the lte connection ...i switched my msl to 6 0's ,and can edit the programming menu (#3282# ) but do not know what to do in there to get lte going ,can anyone help
Click to expand...
Click to collapse
Goto updato.com to download the latest Verizon stock firmware. Extract and flash the files in Odin. If you flash all the files (AP, BL, CP And CSC) you will wipe everything on the phone so backup first. If you don't want to start over, then just flash CP and CSC.
There are two versions, 955U and 955U1. The U version is carrier specific and will contain their own software bloat. The U1 version is unbranded so no carrier bloat.
If you need more details, search for carrier switch.
Edit: Here is the link: https://forum.xda-developers.com/galaxy-s8/how-to/rd-carrier-switch-root-snapdragon-t3597473.

kleen3r said:
Goto updato.com to download the latest Verizon stock firmware. Extract and flash the files in Odin. If you flash all the files (AP, BL, CP And CSC) you will wipe everything on the phone so backup first. If you don't want to start over, then just flash CP and CSC.
There are two versions, 955U and 955U1. The U version is carrier specific and will contain their own software bloat. The U1 version is unbranded so no carrier bloat.
If you need more details, search for carrier switch.
Edit: Here is the link: https://forum.xda-developers.com/galaxy-s8/how-to/rd-carrier-switch-root-snapdragon-t3597473.
Click to expand...
Click to collapse
Mine is the Sprint version, I flashed the stocked unlocked Odin file ,and it went through and passed but no difference in boot up or os

skindeep75 said:
Mine is the Sprint version, I flashed the stocked unlocked Odin file ,and it went through and passed but no difference in boot up or os
Click to expand...
Click to collapse
What does your About screen look like? Are you rooted? You can try flashing either the U1 XAA firmware or U Verizon from updato.

kleen3r said:
What does your About screen look like? Are you rooted? You can try flashing either the U1 XAA firmware or U Verizon from updato.
Click to expand...
Click to collapse
No not rooted ,I'm downloading the Verizon one now, but I noticed the altered Odin link is down from that thread

skindeep75 said:
No not rooted ,I'm downloading the Verizon one now, but I noticed the altered Odin link is down from that thread
Click to expand...
Click to collapse
Here's a link from the root thread: https://mega.nz/#!cFN2DD4C!I7AT4TgNS...hEC5qj2xD_qluM.
If that doesn't work, just google for Prince Comsey Odin.

Thank you! I found it bit I noticed the ums tab is greyed out when I use that version ,and when I try and run it without it leaving the user data file out, it mismatch fails , but I use the version of Odin from phonelab it works ,it did add Verizon bloatware which I thought was a good sign lol , but still not a la to get lte , only 3g , and I ha e the correct apns in for sure, I'm gonna try the USA xaa for the 955ui on my 955u ...thats fine right?

Now it wont connect to my network lol, i think i goofed , now i have no service

Hey there. Used the modified Odin and U1 AQH3 XAA, make sure full Swype, next step Stock Odin with Verizon G955U AQGL. The latest modified Odin 3 v3.12.5_PrinceComsy, stock Odin 3 v3.12.7 . I have all the latest Firmware update for S8+, my Sprint S8+ are unlock and on G955U1 AQH3 and working excellent on Tmobile Network.
---------- Post added at 10:11 PM ---------- Previous post was at 10:08 PM ----------
I have flash TMB, VZW, AT&T and G955W firmware on 5 of my Unlock Sprint S8+, work 100%
---------- Post added at 10:24 PM ---------- Previous post was at 10:11 PM ----------
I currently have service with Tmo, VZW and AT&T. I also have an IPhone 8 plus, my first one. Just feeling it out to see why people luv apple iPhones so

Hi, I have an unlocked sprint s8 plus.. I'm having a hard time even to getting it to work on Verizon.. Did you figure it out and can you advise me what you did? Thanks
Sent from my SM-N950U1 using XDA-Developers Legacy app

I can't seem to get it to recognize my Verizon discard

What makes you think the phones unlocked? Did you buy it from someone on their word that it's unlocked? Had sprint confirmed it unlocked or have you used a 3rd party unlock service? Did you just flash unlocked software?(if so that's not carrier unlocked just unbranded without sprint junk)? More info needed to help

I have a Sprint variant Galaxy S8+, confirmed unlocked by Sprint. Do I need a special ODIN to flash T-Mobile variant firmware onto the S8+? I have Android 8 T-Mobile S8+ firmware downloaded.

Related

Verizon Stock rom is interchangeable

Verizon firmware can be loaded onto the sprint variant of the galaxy S7 and S7 edge . Apns auto fill correctly with this route and all over the air updates can be received .Tested thoroughly and 100% working with no bugs.Apns auto filled on verizon,at&t,H2O and simple mobile.
Method works weather you requested an unlock through sprint or bought one.
Warning:Have not tried flashing a pre-rooted firmware
How did you flash the stock Verizon rom? I've tried using Odin, but keep getting errors.
Edit: Nevermind. I just had to use a more recent Verizon firmware.
Dollallama said:
Verizon roms can be loaded onto the sprint variant of the galaxy S7 and S7 edge . Apns auto fill correctly with this route and all over the air updates can be received .Tested thoroughly and 100% working with no bugs.Apns auto filled on verizon,at&t,H2O and simple mobile.
Method works weather you requested an unlock through sprint or bought one.
Warning:Have not tried flashing a pre-rooted rom
Click to expand...
Click to collapse
What do you mean by Roms, or do u mean the firmware
miko12312 said:
What do you mean by Roms, or do u mean the firmware
Click to expand...
Click to collapse
He means firmware.
miko12312 said:
What do you mean by Roms, or do u mean the firmware
Click to expand...
Click to collapse
Everyone is stating it as a rom but I do mean firmware as we can only flash firmware with Odin
I have tried flashing att on the g930p and it hangs in Odin and says file analyizing
There are a couple Roms that work but stock wise I did mean firmware do not flash at&t firmware . Verizon firmware will cover Verizon, At&t and t-mobile and auto fill apns. Post-paid and prepaid. Find the closet settings possible between carrier firmware.
what rom did you use. i keep getting size to big error

ATT S9+ with Unlocked or T-Mobile USA firmware?

Hello to all professionals on this site. I have a question. I just got an ATT S9+ and unlocked by ATT unlock code. I'm currently using T-mobile USA sim. I would like to know how to do a firmware switch? Can I switch to unlocked firmware or I need to flash to T-mobile USA firmware? is there any detail step by step tutorial for flashing? I dont want to brick my phone.
vincentli119 said:
Hello to all professionals on this site. I have a question. I just got an ATT S9+ and unlocked by ATT unlock code. I'm currently using T-mobile USA sim. I would like to know how to do a firmware switch? Can I switch to unlocked firmware or I need to flash to T-mobile USA firmware? is there any detail step by step tutorial for flashing? I dont want to brick my phone.
Click to expand...
Click to collapse
What firmware you on?
kevindevonwilliams said:
What firmware you on?
Click to expand...
Click to collapse
I'm now on original ATT firmware.
vincentli119 said:
I'm now on original ATT firmware.
Click to expand...
Click to collapse
What is your CSC code that is displayed in software information where it says Service provider info
I'm trying to the same thing. Hasn't worked for me yet. I had successful flash according to Odin and my firmware is reflected in setting however i still have att boot/bloat. I flashed tmb user data as well using patched Odin and I'm currently showing I'm on 2rc6 firmware but i think I'm sick on it because of bootloader v2 and can't flash any v1 firmware now...
Any ideas how to complete and swap my user data over to T-Mobile? Thanks
kevindevonwilliams said:
What is your CSC code that is displayed in software information where it says Service provider info
Click to expand...
Click to collapse
I'm sorry I dont know what you are talking about. Can you guide me how to check it?
vincentli119 said:
I'm sorry I dont know what you are talking about. Can you guide me how to check it?
Click to expand...
Click to collapse
Settings > about phone > software information.
You would see Service provider SW ver. with some information like ATT/TMB/ATT
---------- Post added at 02:32 AM ---------- Previous post was at 02:31 AM ----------
dannyHD2 said:
I'm trying to the same thing. Hasn't worked for me yet. I had successful flash according to Odin and my firmware is reflected in setting however i still have att boot/bloat. I flashed tmb user data as well using patched Odin and I'm currently showing I'm on 2rc6 firmware but i think I'm sick on it because of bootloader v2 and can't flash any v1 firmware now...
Any ideas how to complete and swap my user data over to T-Mobile? Thanks
Click to expand...
Click to collapse
Flash the U1 firmware, set up device without account.
Then flash T-Mobile U firmware including userdata with T-Mobile SIM inserted
kevindevonwilliams said:
Settings > about phone > software information.
You would see Service provider SW ver. with some information like ATT/TMB/ATT
---------- Post added at 02:32 AM ---------- Previous post was at 02:31 AM ----------
Flash the U1 firmware, set up device without account.
Then flash T-Mobile U firmware including userdata with T-Mobile SIM inserted
Click to expand...
Click to collapse
I have frp off but it's setup. Should i factory reset before trying to flash to u1 or does it not matter? I tried rb7 but it failed. Also i noticed while trying to flash it didn't load ap very well. Normally it freezes for a sec while verifying but it instantly added. Maybe a bad download? I'm downloading rbg now which is an md5 so maybe that was an issue before because the rb7 wasn't. I'll see if that works. Just a lil worried about going to a version 1 bootloader from version 2 as i read that wasn't possible. Hoping for the best. Thanks for the help
---------- Post added 24-04-2018 at 12:32 AM ---------- Previous post was 23-04-2018 at 11:33 PM ----------
Flashing u1 roms aren't working. Tried several times with different cables etc... Odin fail, (auth) complete write fail. I think I'm stuck til this gets a real solution or unlocked rom gets bootloader v2 or becomes unlockable then maybe it'll work? If anyone comes up with a solution please post. Thanks
dannyHD2 said:
I have frp off but it's setup. Should i factory reset before trying to flash to u1 or does it not matter? I tried rb7 but it failed. Also i noticed while trying to flash it didn't load ap very well. Normally it freezes for a sec while verifying but it instantly added. Maybe a bad download? I'm downloading rbg now which is an md5 so maybe that was an issue before because the rb7 wasn't. I'll see if that works. Just a lil worried about going to a version 1 bootloader from version 2 as i read that wasn't possible. Hoping for the best. Thanks for the help
---------- Post added 24-04-2018 at 12:32 AM ---------- Previous post was 23-04-2018 at 11:33 PM ----------
Flashing u1 roms aren't working. Tried several times with different cables etc... Odin fail, (auth) complete write fail. I think I'm stuck til this gets a real solution or unlocked rom gets bootloader v2 or becomes unlockable then maybe it'll work? If anyone comes up with a solution please post. Thanks
Click to expand...
Click to collapse
Oh you on V2 bootloader, well you are stuck on it because U1 is on V1. Currently only T-Mobile and AT&T have V2 firmware out so you can try flashing in between.
Am on U firmware 2ARD3 but am pure stock without carrier bloatware.
What are you trying to achieve with the T-Mobile userdata?
kevindevonwilliams said:
Oh you on V2 bootloader, well you are stuck on it because U1 is on V1. Currently only T-Mobile and AT&T have V2 firmware out so you can try flashing in between.
Am on U firmware 2ARD3 but am pure stock without carrier bloatware.
What are you trying to achieve with the T-Mobile userdata?
Click to expand...
Click to collapse
I have the same question as OP. What would I accomplish by flashing the T-Mobile V2 U firmware as opposed to the most recent U1? Is there anything I can't manually enable while staying on unlocked? I don't want to go to the V2 bootloader if I don't have to for the time being, at least until we see an unlocked V2 version.
theredspecial said:
I have the same question as OP. What would I accomplish by flashing the T-Mobile V2 U firmware as opposed to the most recent U1? Is there anything I can't manually enable while staying on unlocked? I don't want to go to the V2 bootloader if I don't have to for the time being, at least until we see an unlocked V2 version.
Click to expand...
Click to collapse
The U1 is pure stock, I personally would stay on it..
The carrier U firmware are just full of bloatware and also contains the userdata for that specific carrier so that some features work properly like voice over LTE etc. If that doesn't bother you then stay on your version because there isn't any V2 bootloader for the U1 firmware
kevindevonwilliams said:
The U1 is pure stock, I personally would stay on it..
The carrier U firmware are just full of bloatware and also contains the userdata for that specific carrier so that some features work properly like voice over LTE etc. If that doesn't bother you then stay on your version because there isn't any V2 bootloader for the U1 firmware
Click to expand...
Click to collapse
I definitely want those features, is there a way to enable them while on U1? I don't want bloat, but to my understand T-Mobile's bloat isn't too bad.
theredspecial said:
I definitely want those features, is there a way to enable them while on U1? I don't want bloat, but to my understand T-Mobile's bloat isn't too bad.
Click to expand...
Click to collapse
Well you can flash the T-Mobile userdata file from the U firmware onto your U1 and get the features. As to the bloatware you can disable most of them with bk package disabler :fingers-crossed:
kevindevonwilliams said:
Well you can flash the T-Mobile userdata file from the U firmware onto your U1 and get the features. As to the bloatware you can disable most of them with bk package disabler :fingers-crossed:
Click to expand...
Click to collapse
The userdata from the latest one with the V2 bootloader? And then the U1 RB7?
theredspecial said:
The userdata from the latest one with the V2 bootloader? And then the U1 RB7?
Click to expand...
Click to collapse
Well I assume you already running the U1 firmware, so you only need to flash the userdata from the U firmware.
Use the userdata from the V1 firmware for T-Mobile, use modded Odin and flash the userdata and you should have T-Mobile features :good:
kevindevonwilliams said:
Well I assume you already running the U1 firmware, so you only need to flash the userdata from the U firmware.
Use the userdata from the V1 firmware for T-Mobile, use modded Odin and flash the userdata and you should have T-Mobile features :good:
Click to expand...
Click to collapse
I'll give that a try. I might just say the hell with it and go full T-Mobile. I assume the next U1 will be on the V2 bootloader.
theredspecial said:
I'll give that a try. I might just say the hell with it and go full T-Mobile. I assume the next U1 will be on the V2 bootloader.
Click to expand...
Click to collapse
Lol the U1 are the last to get updates.
Currently the U firmware is on April patch while the U1 is still on February patch
kevindevonwilliams said:
Settings > about phone > software information.
You would see Service provider SW ver. with some information like ATT/TMB/ATT
---------- Post added at 02:32 AM ---------- Previous post was at 02:31 AM ----------
Flash the U1 firmware, set up device without account.
Then flash T-Mobile U firmware including userdata with T-Mobile SIM inserted
Click to expand...
Click to collapse
my SW ver:
SAOMC_SM-G965U_OYN_ATT_OO_0071
XXXXXXXXXXXXXX
ATT/ATT/ATT
kevindevonwilliams said:
Oh you on V2 bootloader, well you are stuck on it because U1 is on V1. Currently only T-Mobile and AT&T have V2 firmware out so you can try flashing in between.
Am on U firmware 2ARD3 but am pure stock without carrier bloatware.
What are you trying to achieve with the T-Mobile userdata?
Click to expand...
Click to collapse
I'm a T-Mobile post paid with unlimited everything but mainly wifi calling in areas where reception isn't great is pretty important. Also would like direct video, HD vice, and especially VoLte working. Since all the carrier software is in the user data I just want to have the T-Mobile in place of the att. Phone works well otherwise and I can live with it the way it is for a bit til it gets sorted out. But hopefully there will be an unlocked v2 firmware soon that will flash. Or bootloader unlock!
vincentli119 said:
my SW ver:
SAOMC_SM-G965U_OYN_ATT_OO_0071
XXXXXXXXXXXXXX
ATT/ATT/ATT
Click to expand...
Click to collapse
You did not flash the T-Mobile firmware including the CSC and userdata because your device suppose to say TMB/TMB/ATT
---------- Post added at 11:03 AM ---------- Previous post was at 11:02 AM ----------
dannyHD2 said:
I'm a T-Mobile post paid with unlimited everything but mainly wifi calling in areas where reception isn't great is pretty important. Also would like direct video, HD vice, and especially VoLte working. Since all the carrier software is in the user data I just want to have the T-Mobile in place of the att. Phone works well otherwise and I can live with it the way it is for a bit til it gets sorted out. But hopefully there will be an unlocked v2 firmware soon that will flash. Or bootloader unlock!
Click to expand...
Click to collapse
U1 generally be the last to get updates

No WiFi calling option

I have an international S9+ (SM-965F/DS, 256G) and noticed there is no WiFi calling option under Connections/More Connection Settings (or anywhere else). What's up with that? The phone passed all authenticity checks I threw at it, including working Iris scanner and dual-aperture camera, so I really don't think it's a fake.
Of note, I have 2 T-Mobile Sims in it, and everything else seems to be working fine.
Stumped...
Unless you unlock the bootloader and flash the T-Mobile CSC, WiFi calling, VoLTE, video calling, and RCS will not work on the SM-G965F.
Wow, really? Where can I get TMo firmware? And if I do that, will it trip Knox and kill Samsung Pay? Also, will I get Tmo OTA updates after that? Thanks.
chenxiaolong said:
Unless you unlock the bootloader and flash the T-Mobile CSC, WiFi calling, VoLTE, video calling, and RCS will not work on any non-US model.
Click to expand...
Click to collapse
That is incorrect! I have it working perfectly fine on my Canadian version 965W. Did you flash to U1 and stay there or did you flash to the TMB U firmware? I have tried both but went back to U1 because of the updates contain the v2 bootloader. I don't have the option to turn it on in U1 but when I connect to WiFi, WiFi Calling automatically is enabled and yes, I have made calls over WiFi to confirm it works.
jcsww said:
That is incorrect! I have it working perfectly fine on my Canadian version 965W. Did you flash to U1 and stay there or did you flash to the TMB U firmware? I have tried both but went back to U1 because of the updates contain the v2 bootloader. I don't have the option to turn it on in U1 but when I connect to WiFi, WiFi Calling automatically is enabled and yes, I have made calls over WiFi to confirm it works.
Click to expand...
Click to collapse
Thanks, I'll correct my post to say SM-G965F instead of "any non-US model". It seems that the SM-G965W firmware contains all the T-Mobile bits (eg. /system/framework/TmoWfcUtils.jar), while the SM-G965F does not.
jcsww said:
That is incorrect! I have it working perfectly fine on my Canadian version 965W. Did you flash to U1 and stay there or did you flash to the TMB U firmware? I have tried both but went back to U1 because of the updates contain the v2 bootloader. I don't have the option to turn it on in U1 but when I connect to WiFi, WiFi Calling automatically is enabled and yes, I have made calls over WiFi to confirm it works.
Click to expand...
Click to collapse
Lol....dude you have a snapdragon he has exynos so you are totally incorrect actually.
How would you expect him to flash U1 or TMO firmware on an exynos lol?
sent from my Exynos S9 plus, Pixel 2 XL or Note FE
---------- Post added at 10:18 PM ---------- Previous post was at 10:16 PM ----------
chenxiaolong said:
Thanks, I'll correct my post to say SM-G965F instead of "any non-US model". It seems that the SM-G965W firmware contains all the T-Mobile bits (eg. /system/framework/TmoWfcUtils.jar), while the SM-G965F does not.
Click to expand...
Click to collapse
The Canadian and US model are essentially identical.
Our exynos devices are vastly different but also superior in many ways. No locked bootloader for us, snap doesn't even have root!
sent from my Exynos S9 plus, Pixel 2 XL or Note FE
kydar said:
I have an international S9+ (SM-965F/DS, 256G) and noticed there is no WiFi calling option under Connections/More Connection Settings (or anywhere else). What's up with that? The phone passed all authenticity checks I threw at it, including working Iris scanner and dual-aperture camera, so I really don't think it's a fake.
Of note, I have 2 T-Mobile Sims in it, and everything else seems to be working fine.
Stumped...
Click to expand...
Click to collapse
Got the same issue. I'm in the UK and it's not there. One of the reasons I bought it was because I thought it had it - my work colleague has it on EE and has the option.
Mine is the SM-G965F.
white43 said:
Got the same issue. I'm in the UK and it's not there. One of the reasons I bought it was because I thought it had it - my work colleague has it on EE and has the option.
Mine is the SM-G965F.
Click to expand...
Click to collapse
I found the settings you are looking for last night. Instead of being in the Mobile Network tab, like normal Android. Go into the dialer, tab the 3 dots in the top right corner, go to settings, and there they are.
jcsww said:
I found the settings you are looking for last night. Instead of being in the Mobile Network tab, like normal Android. Go into the dialer, tab the 3 dots in the top right corner, go to settings, and there they are.
Click to expand...
Click to collapse
Not on mine
white43 said:
Not on mine
Click to expand...
Click to collapse
In the UK, you will need to have a "branded" handset.
My S9+ was originally from Vodafone, but I'm using it on Three.
To get WiFI calling, I flashed the stock Three firmware.
You can probably get away with a BTU firmware, and flashing your carriers CSC, but I couldn't be bothered as there was very little bloatware on the Three firmware.
Regards,
Dave
Sent from my Pixel 2 XL using Tapatalk
foxmeister said:
In the UK, you will need to have a "branded" handset.
My S9+ was originally from Vodafone, but I'm using it on Three.
To get WiFI calling, I flashed the stock Three firmware.
You can probably get away with a BTU firmware, and flashing your carriers CSC, but I couldn't be bothered as there was very little bloatware on the Three firmware.
Regards,
Dave
Sent from my Pixel 2 XL using Tapatalk
Click to expand...
Click to collapse
Ah - well that explains it!
Do you have linkage to the Three 9+ firmware?
I have heard there is a way to change the CSC without rooting, unlocking bootloader, or tripping Knox. I want to avoid that in order to continue using Samsung Pay. If I absolutely have to choose, I will root to get WiFi calling, but if it's possible to get it without rooting, I'm going to find a way!
white43 said:
Ah - well that explains it!
Do you have linkage to the Three 9+ firmware?
Click to expand...
Click to collapse
I downloaded it from samfirmware.com - links to it aren't permitted here!
Regards,
Dave
kydar said:
I have heard there is a way to change the CSC without rooting, unlocking bootloader, or tripping Knox. I want to avoid that in order to continue using Samsung Pay. If I absolutely have to choose, I will root to get WiFi calling, but if it's possible to get it without rooting, I'm going to find a way!
Click to expand...
Click to collapse
Mixing and matching firmware can be hit and miss. I wouldn't swap Exynos bootloaders with SnapDragon or vice versa though. The CSC contains the bulk of the carrier related settings and apps. There are usually two CSC files. One will wipe, one won't. The CSC_HOME doesn't wipe but may cause some issues. The other will wipe, at least to some degree. You also might want to look at some of the Combination ROM's available to see if they have all of what you need.
In order to flash without tripping things. The modded or patched version of ODIN is needed.
foxmeister said:
I downloaded it from samfirmware.com - links to it aren't permitted here!
Regards,
Dave
Click to expand...
Click to collapse
Do you need to unlock bootloader and root to use new stock firmware? Is Three UK - H3G?
Ta
white43 said:
Do you need to unlock bootloader and root to use new stock firmware? Is Three UK - H3G?
Ta
Click to expand...
Click to collapse
To answer your questions in order, no, no, and yes.
Regards,
Dave
Sent from my Pixel 2 XL using Tapatalk
So if I wanted to flash the US T-Mobile stock firmware, how would I do it? Where would I even get the firmware? It's not on sammobile as far as I can see.
So I flashed the XEU most recent firmware - released a couple days ago. My device is SM-G965F BTU. Downloaded via SamFirm and flashed the four files with Odin.
Now have VoWifi and VoLTE.
---------- Post added at 09:04 AM ---------- Previous post was at 09:03 AM ----------
kydar said:
So if I wanted to flash the US T-Mobile stock firmware, how would I do it? Where would I even get the firmware? It's not on sammobile as far as I can see.
Click to expand...
Click to collapse
What model of Samsung phone do you have?
The latest May update gave me wifi calling on my unbranded xeu phone on Three.
foxmeister said:
In the UK, you will need to have a "branded" handset.
My S9+ was originally from Vodafone, but I'm using it on Three.
To get WiFI calling, I flashed the stock Three firmware.
You can probably get away with a BTU firmware, and flashing your carriers CSC, but I couldn't be bothered as there was very little bloatware on the Three firmware.
Regards,
Dave
Click to expand...
Click to collapse
Good News!! The brand new XEU stock firmware with may security patch for the S9+ works with WiFi calling and Volte so no need to use the three firmware anymore. I don't know about TMobile but the changelogs stated improvements to Volte and VoWiFI so my guess is that lots of carriers where added to get it work in the multi CSC. Btu for some reason uses a different non multi CSC so don't use BTU

Flash a G965U from Verizon to a G965U1, or 965U T-Mobile?

I ordered an unlocked model, G965U1 from eBay, but the seller sent me a G965U Verizon. At least that's the firmware that it has on it. I'm familiar with Odin and everything, so I'm wondering if I should keep it and just flash it over to what I want. Is this a viable option, I already had to send back a OnePlus 6T back to OnePlus, so I'm getting kind of tired of sending phones back.
Will the phone be just as good as what I ordered if I flash a different firmware on it, radio band-wise and such?The phone says I do not have a Verizon sim in it but I seem to be getting service from my T-Mobile sim.... Is this because all Verizon phones come unlocked? Sorry I'm just so confused with a different models and different bootloaders and different firmwares, so any advice would be appreciated!
Issue resolved, big thanks to user @jcsww!
I'm having similar crisis, can you tell me the steps u did? I have downloaded Odin and the Tmobile firmware that I've yet to flash. I want to do a backup first but cannot find a TWRP for G965U, guess ill just create a backup on stock?
NekoXiu said:
I'm having similar crisis, can you tell me the steps u did? I have downloaded Odin and the Tmobile firmware that I've yet to flash. I want to do a backup first but cannot find a TWRP for G965U, guess ill just create a backup on stock?
Click to expand...
Click to collapse
I would start by reading where I posted in the other thread, and another member stepped up and laid it all out for me: https://forum.xda-developers.com/galaxy-s9-plus/how-to/g965u-g965u1-firmware-links-t3763487/page144. I don't have any clue about backing up or using TWRP on this device tho.
i have a g965u but i dont have VOLTE.The phone was from US and i use in Romania.the phone is ok but i dont have VOLTE.What i should do?
tanaru said:
i have a g965u but i dont have VOLTE.The phone was from US and i use in Romania.the phone is ok but i dont have VOLTE.What i should do?
Click to expand...
Click to collapse
What firmware does the phone have, from what US carrier? I I think the only thing you can try is flashing different firmwares to see if it will work. Maybe try converting it to a U S. factory unlocked G965U1, then the phone will reboot to configure the settings and features according to your sim card. No guarantee with this kind of thing tho.
I have ore 8.0 and the phone is from sprint but unlocked.i thin is from sprint cause i have sprint omadm
sm g965u
g965usqs3brj6
In settings-system updates is:UICC Unlock:Your device is unllocked for any SIM card
tanaru said:
sm g965u
g965usqs3brj6
In settings-system updates is:UICC Unlock:Your device is unllocked for any SIM card
Click to expand...
Click to collapse
You could try switching to the firmware for unlocked model G965U1, latest is 3ARJ6. No guarantee that it will make volte work though, that kind of thing is definitely hit and miss, and your phone is ideally suited for American carriers. But that's what I would try. You might also want to call up your service provider and see if they can do anything.
YrrchSebor said:
You could try switching to the firmware for unlocked model G965U1, latest is 3ARJ6. No guarantee that it will make volte work though, that kind of thing is definitely hit and miss, and your phone is ideally suited for American carriers. But that's what I would try. You might also want to call up your service provider and see if they can do anything.
Click to expand...
Click to collapse
You can learn me how to flash step by step?
My phone is a sprint version and is unlocked.When i start up my phone i have a notification"sprint omdam",I have SQS3BRJ6 software version.On this i have to put U1 version(3ARJ6)? I have to flash with odin patched or nonpatched because i want the feature updates?
tanaru said:
You can learn me how to flash step by step?
My phone is a sprint version and is unlocked.When i start up my phone i have a notification"sprint omdam",I have SQS3BRJ6 software version.On this i have to put U1 version(3ARJ6)? I have to flash with odin patched or nonpatched because i want the feature updates?
Click to expand...
Click to collapse
I flashed my Verizon G965U to G965U1. I used the patched Odin and used the CSC from the U1 firmware... My phone flashed and wiped, and then it booted up and detected my SIM card, then it rebooted again to configure all the settings based on my SIM card. After I did that I was getting the U1 updates directly to the phone.
Thanks!you can give me the variant of odin and soft to flash for my phone?
tanaru said:
Thanks!you can give me the variant of odin and soft to flash for my phone?
Click to expand...
Click to collapse
I don't remember exactly where I got them but they are easy to find by searching. I remember the Odin file ended in patcheD.zip. For the firmware I believe I used the Samfirmware site.
why is necesarily patched odin?
tanaru said:
why is necesarily patched odin?
Click to expand...
Click to collapse
I believe it's because you are flashing a firmware that does not match what is already on your phone.
YrrchSebor said:
I believe it's because you are flashing a firmware that does not match what is already on your phone.
Click to expand...
Click to collapse
and what the firmware i should choose ,cause are a lot of U1 on sammobile.it needs to flash all files or only csc?

SM-G965W to U1 need some guidance (Canada to Verizon)

We're adding a line on our Verizon account with an S9+ that was on Canada's freedom mobile network.
I checked the IMEI on Verizon byod and it shows not compatible.
I asked some questions on reddit and was told to try flashing U1 firmware.
Been a while since I tinkered with phones like this so I'm comfortable with it but wondering:
Is this possible?
And if so, where to start? Any guides here I can follow?
Cads9usa said:
We're adding a line on our Verizon account with an S9+ that was on Canada's freedom mobile network.
I checked the IMEI on Verizon byod and it shows not compatible.
I asked some questions on reddit and was told to try flashing U1 firmware.
Been a while since I tinkered with phones like this so I'm comfortable with it but wondering:
Is this possible?
And if so, where to start? Any guides here I can follow?
Click to expand...
Click to collapse
cant do it. the U1 firmware is for SnapDragon processors and the G960F has a Exynos. not compatible and youre not going to be able to use that phone on vzw period. sorry man. well, you can theoretically use it for data, but thats it. Basically, no F model galaxy phones on vzw
---------- Post added at 09:43 AM ---------- Previous post was at 09:42 AM ----------
oops, i said 960, which is true, but it also applies to the 965s as well
youdoofus said:
cant do it. the U1 firmware is for SnapDragon processors and the G960F has a Exynos. not compatible and youre not going to be able to use that phone on vzw period. sorry man. well, you can theoretically use it for data, but thats it. Basically, no F model galaxy phones on vzw
---------- Post added at 09:43 AM ---------- Previous post was at 09:42 AM ----------
oops, i said 960, which is true, but it also applies to the 965s as well
Click to expand...
Click to collapse
Thanks for the reply.
This is G965W, from what I see online that's Snapdragon.
Does that make the switch possible?
Cads9usa said:
Thanks for the reply.
This is G965W, from what I see online that's Snapdragon.
Does that make the switch possible?
Click to expand...
Click to collapse
my bad, i was thinking the F model for some odd reason. If its the W, then it should be fine. The only snapdragon models the U1 doesnt work for is the chinese ones
youdoofus said:
my bad, i was thinking the F model for some odd reason. If its the W, then it should be fine. The only snapdragon models the U1 doesnt work for is the chinese ones
Click to expand...
Click to collapse
That's great then.
Can you point me to where I'd find instructions and download to the U1 software for G965W?
Cads9usa said:
That's great then.
Can you point me to where I'd find instructions and download to the U1 software for G965W?
Click to expand...
Click to collapse
https://www.sammobile.com/samsung/g...SM-G965U1/AIO/download/G965U1UES6CSH8/291028/
but use samfirm or firja to download it unless you like waiting for hours unnecessarily lol
frija
samfirm
get the pda and csc alphanumerics from that page i linked above and enter them in either of those tools (they do the exact same thing and do it equally as well as one another. choosing between the two is simply a ford/chevy thing)
from there youll need the patched Odin to flash carrier free firmware on a carrier dependent phone.
https://forum.xda-developers.com/android/software/patched-odin-3-13-1-t3762572
there ya go!
youdoofus said:
https://www.sammobile.com/samsung/g...SM-G965U1/AIO/download/G965U1UES6CSH8/291028/
but use samfirm or firja to download it unless you like waiting for hours unnecessarily lol
frija
samfirm
get the pda and csc alphanumerics from that page i linked above and enter them in either of those tools (they do the exact same thing and do it equally as well as one another. choosing between the two is simply a ford/chevy thing)
from there youll need the patched Odin to flash carrier free firmware on a carrier dependent phone.
https://forum.xda-developers.com/android/software/patched-odin-3-13-1-t3762572
there ya go!
Click to expand...
Click to collapse
Downloading the file from Frija now, thanks!
Curious how would I have known to choose AIO over XAA or another unknown country code?
Cads9usa said:
Downloading the file from Frija now, thanks!
Curious how would I have known to choose AIO over XAA or another unknown country code?
Click to expand...
Click to collapse
to my understanding, all the "unknown" country codes are unbranded and the only difference is the security updates. I just went with the latest one available when i flashed my U1 firmware
youdoofus said:
to my understanding, all the "unknown" country codes are unbranded and the only difference is the security updates. I just went with the latest one available when i flashed my U1 firmware
Click to expand...
Click to collapse
Got it, thanks!

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