Question SM-S901U to SM-901E (India) - Samsung Galaxy S22

Is flashing an unlocked SM-901U (at&t) to SM-901E (India) possible?

shabtab said:
Is flashing an unlocked SM-901U (at&t) to SM-901E (India) possible?
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Usually no as Us devices have different Chipsets than most other countries

Even if chipset is same, you can't flash different model no firmware on Samsung except U to U1.

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SM-G960 vs SM-G9600 - Bootloader Question

Sorry for this if it is answered elsewhere but I didn't see a specific answer in my search.
I'm looking for the unlocked international version of the S9 because I want to root it, flash ROMs, etc..
I see the international SM-960 models that have the Exynos chip, which I know can be unlocked.
I also see the international SM-G9600 models that have the Snapdragon chip. Can the international variant with Snapdragon also be unlocked, or is it Exynos only?
In some strings I've seen mention of getting an unlock code from Samsung after 7 days. Is that for the 9600 (snapdragon), the 960 (Exynos), or both?
The SM G9600 has an unlocked bootloader like the exynos variants, but since there is no TWRP for the g9600 you kinda can't do much with it. There are no custom ROMs out there for the snapdragon version. But there are GSIs that can be installed thanks to Project treble. But like I said, without twrp you can't do much.
https://www.xda-developers.com/snapdragon-samsung-galaxy-s9-lineageos-15-1/
Flik210 said:
The SM G9600 has an unlocked bootloader like the exynos variants, but since there is no TWRP for the g9600 you kinda can't do much with it. There are no custom ROMs out there for the snapdragon version. But there are GSIs that can be installed thanks to Project treble. But like I said, without twrp you can't do much.
https://www.xda-developers.com/snapdragon-samsung-galaxy-s9-lineageos-15-1/
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Hi, I've bought an 960U in the USA, and looking to flash the Brazilian ROM, but the variant used here is the 9600. Can I Flash It?
fzambon said:
Hi, I've bought an 960U in the USA, and looking to flash the Brazilian ROM, but the variant used here is the 9600. Can I Flash It?
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No, the SM-G960U (AT&T carrier locked version, IIRC) has a locked bootloader. I do not think you can flash any new firmware to it, unfortunately.
EDIT: Maybe you can, follow the guide in this thread: https://forum.xda-developers.com/galaxy-s9/how-to/how-to-flash-u1-firmware-to-device-t3765200
I'm not sure, but it may be worth a try.
nelsyv said:
No, the SM-G960U (AT&T carrier locked version, IIRC) has a locked bootloader. I do not think you can flash any new firmware to it, unfortunately.
EDIT: Maybe you can, follow the guide in this thread: https://forum.xda-developers.com/galaxy-s9/how-to/how-to-flash-u1-firmware-to-device-t3765200
I'm not sure, but it may be worth a try.
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Hi
I have the 960u unlocked, I bought it in a best buy.
This makes a difference to flash or not the 9600?
fzambon said:
Hi
I have the 960u unlocked, I bought it in a best buy.
This makes a difference to flash or not the 9600?
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Carrier unlocked is not the same as bootloader unlocked. One let's you use any carrier SIM card the other let's you flash stuff.
I can buy the N9600 but I am not entirely sure if it will be able to get fully twrp working and root

Flash firmware from another country

Hi, I was wanting to find out if it's at all possible to flash a firmware from a different country and model. I'm in Australia and we are only updated to 8.0.
I would like to flash the pie update that was released overseas and also a different handset varient.
Ie: XA2 3133 currently and I'd like to flash the pie firmware for the 3113 varient.
Is it possible?
Thanks a lot for your help.
yurtal said:
Hi, I was wanting to find out if it's at all possible to flash a firmware from a different country and model. I'm in Australia and we are only updated to 8.0.
I would like to flash the pie update that was released overseas and also a different handset varient.
Ie: XA2 3133 currently and I'd like to flash the pie firmware for the 3113 varient.
Is it possible?
Thanks a lot for your help.
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If you have a 3113, you can flash any 3113 firmware
yurtal said:
Hi, I was wanting to find out if it's at all possible to flash a firmware from a different country and model. I'm in Australia and we are only updated to 8.0.
I would like to flash the pie update that was released overseas and also a different handset varient.
Ie: XA2 3133 currently and I'd like to flash the pie firmware for the 3113 varient.
Is it possible?
Thanks a lot for your help.
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It is not possible, you have to install pie rom of your own model, check out xperifirm for your model's pie update..

Bought an AT&T S9+ In UK & Need Help

Hi all.
I've bought an S9+ off Ebay in the UK and assumed that I'd be sent a UK model but instead I've received a USA AT&T Snapdragon version.
I've been on xda some time now and am used to rooting and flashing roms for UK versions but not the USA versions.
Does anyone have any advice as to what I should do? Ideally I'd only want to root it but unsure how to approach it. There doesn't seem many ROMs for the Snapdragon version!
If I do successfully root it and don't flash a custom rom, will I still get official updates?
Thanks!
No root or custom for Snapdragon US model S9s, Bootloaders are locked
You need the international Exynos version
*Detection* said:
No root or custom for Snapdragon US model S9s, Bootloaders are locked
You need the international Exynos version
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Thanks. If I keep it, is functionality affected if I reinstall apps rom the UK Play Store or restore a backup of my old Samsung phone?
ijob said:
Thanks. If I keep it, is functionality affected if I reinstall apps rom the UK Play Store or restore a backup of my old Samsung phone?
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that shouldnt make any difference whatsoever. i have brought several phones from the US to several EU countries, including the UK and never had any issue with US phones working over there and using europe specific apps as well. Should be fine.

Can you flash US firmware on Korean or Chinese s20?

I ordered a Korean S20 ultra (988N), but live in the US. Has anyone flashed the US firmware on a bootloader unlocked SD variant of the phone (ie 988U1 firmware on a 988N or 9880)? If so, did you have to change the CSC to XAA before or after you flashed the firmware?
mx597turbo said:
I ordered a Korean S20 ultra (988N), but live in the US. Has anyone flashed the US firmware on a bootloader unlocked SD variant of the phone (ie 988U1 firmware on a 988N or 9880)? If so, did you have to change the CSC to XAA before or after you flashed the firmware?
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I don't have an answer to your question but will the non-US phone work in the US like on Verizon system as is?
It should work fine on LTE. The main Verizon bands are 2, 4, 5, 13, all of which are supported in all s20 variants. I don't think you'll get 5g on any US carriers, so if that's important, better to pick up a US spec phone, and pay to unlock the bootloader.
mwyarm said:
I don't have an answer to your question but will the non-US phone work in the US like on Verizon system as is?
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I tested the phone (G988N) on both Verizon on TMobile. I was able to get 5G on both carriers. So I can confirm that all features (except possibly WiFi calling on Tmobile), work.
So using the KOO firmware in the US works perfectly fine. No reason to try to flash XAA.
mx597turbo said:
I tested the phone (G988N) on both Verizon on TMobile. I was able to get 5G on both carriers. So I can confirm that all features (except possibly WiFi calling on Tmobile), work.
So using the KOO firmware in the US works perfectly fine. No reason to try to flash XAA.
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I wish you had tried lol I'm tempted to flash the U1 firmware on my Korean S22 Ultra but I'm looking for more info before going for it. Still no luck.

Question [S901U] Remove Carrier Bloat

Hey,
I've got an att locked S22, and att have gone and done a bunch of dumb stuff like locking rcs to their implementation and installing a bunch of stuff as system that I don't want etc. I'm wondering if it's possible to flash a non carrier-specific firmware to the NA S22?
Thanks
Yes, you can flash the unlocked software to the phone and it will convert it into a U1 model, with OTA updates and everything. Every S or Note series subforum has the instructions listed, except for this one for some reason.
You can follow the instructions here, just substitute the S901 for the S908 - https://forum.xda-developers.com/t/...s908u1-versions.4400511/page-56#post-86785943
entropism said:
Yes, you can flash the unlocked software to the phone and it will convert it into a U1 model, with OTA updates and everything. Every S or Note series subforum has the instructions listed, except for this one for some reason.
You can follow the instructions here, just substitute the S901 for the S908 - https://forum.xda-developers.com/t/...s908u1-versions.4400511/page-56#post-86785943
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Thanks for the reply, good to know!
entropism said:
Yes, you can flash the unlocked software to the phone and it will convert it into a U1 model, with OTA updates and everything. Every S or Note series subforum has the instructions listed, except for this one for some reason.
You can follow the instructions here, just substitute the S901 for the S908 - https://forum.xda-developers.com/t/...s908u1-versions.4400511/page-56#post-86785943
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so to be clear if I were to flash this firmware it's probably not going to brick my S901U correct?
Download Samsung Galaxy S22 SM-S901U1 ATT USA (AT&T) S901U1UEU2AVDC firmware
Fast download latest Samsung Galaxy S22 firmware SM-S901U1 from USA (AT&T) with S901U1UEU2AVDC and Android version 12
www.sammobile.com
You want the XAA version. That's the US Unlocked.
entropism said:
You want the XAA version. That's the US Unlocked.
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do you know if it's possible to dirty flash from U to U1 firmware?
I believe it will be a full wipe. Just back everything up to Samsung or Google.
@truemetro , were u able to successfully flash the global / non-carrier ROM to your phone?
I own att mobile s901u. Couldn't flash s901u1 xaa firmware.
What an I missing?
Have you been successful in flashing the non-carrier or global ROM onto your phone? krowd.darden.com
Suzen21 said:
Have you been successful in flashing the non-carrier or global ROM onto your phone? krowd.darden.com
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Hi...I succesfully flashed on my TMO version...try it.

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