noob question - AT&T Samsung Galaxy S 5

i have unlocked at&t s5 working on 4.4.2 system i want to ask if i update my device will it be locked to at&t again?? or it will work normally like any s5

Related

[Q] At&T S3 Mini (g730a) Root on KitKat

Hello, I have an AT&T S3 mini (SM-g730a model) that I bought unlocked (I am outside the US, so I need the unlock), I don't know the unlock method. I want to update my phone to KitKat (mainly to use chromecast mirroring) however I have two doubts.
1.- Since I bought the phone, a (root-requiring) app has been installed called RegionLock Away, I researched and it seems that this phone needs that to run outside of the US, so I would like to know if I can re-root the phone once I am on KitKat, if so, which method works?
2.- Is there any chance that my software is Sim-Unlocked by software or anything like that, and could get locked back to AT&T again once I update to KitKat?
Thanks!

Unlock/Root Samsung Note 3 (SM-N900A)

I have a Samsung Galaxy Note 3. I used to have AT&T as a carrier for the phone, now I do not have a carrier. I want to unlock my phone and preferably not pay for it I tried the method outlined at android and me and several other site, ( it involves using the number *#197328640#)
I was unable to use this method because I could not find a UMTS menu.
The only other way I found to unlock the phone was to root it. I wanted to use Odin and CF Auto Root to do but I could not find a version for my device, (Samsung-SM-N900A).
Do you guys have any suggestions for me?
Sir,
Please wait until mods will move this thread to the device specific forum.
For reply or more questions please register an account on XDA forums.
Stand by
Good luck
Im in the same place need to Root At&t galaxy note 3 5.0 N900a where can I find the files
You can only network unlock the phone with a code.
As far as I know, all of the note series is carrier unlocked. if it's not, you have to call your respective carrier and ask them to unlock it. Rooting your phone is another story. I just got off live chat with Samsung and they can't remove the bootloader lock on my OC2 N900a. This will prevent me from buying any other samsung product in the future, not even considering the note 7 b.s.
The n900a is an at&t phone and pretty much every at&t phone is carrier and bootloader locked. Same goes for sprint and Verizon.
Didn't realize oc2 also had the n900a as I thought the U.K. And Europe had the n9005.
Most of the note phones sold by a carrier are network locked.

[Q] Why doesn't exist any upgrade to android 6 or 7 for s4 active i537?

Hello community, recently I did the procedure to get the lollipop version in my S4 active i537 keeping root, but after many searches I can't find how to upgrade to marshmallow or nougat version and I wondering why.
I think it have to be because at this moment doesn't exist any way to intall a custom recovery as TWRP or CWM, if this is true, why nobody found the way to unlock the bootloader yet? in order to manage the custom recovery.
And why is so difficult to unlock it?
Which are the differences between this s4 version with the others? And how can I help to unlock the bootloader, thanks in advance.
I'm going to try to answer your questions one at a time:
m44nu33l said:
Hello community, recently I did the procedure to get the lollipop version in my S4 active i537 keeping root, but after many searches I can't find how to upgrade to marshmallow or nougat version and I wondering why.
Click to expand...
Click to collapse
There is not and never will be marshmallow or nougat for the i537. This is because it is outside the "2-year" update cycle of Samsung/AT&T. If you look at other phones from Samsung and AT&T, there are very rarely updates to phones 2 years after the initial release of the phone. There's not really a good reason for this other than Samsung and AT&T want you to buy a new phone to get the latest updates. In the past you would need to get a new phone in order to have new hardware that is able to run the latest version of Android. But we're now at a point that nearly any phone released in the last 2-3 years can run nougat with minor lag. Manufacturers and carriers are holding on to the 2-year upgrade cycle and forcing you to buy new phones in order to get updates.
m44nu33l said:
I think it have to be because at this moment doesn't exist any way to intall a custom recovery as TWRP or CWM, if this is true, why nobody found the way to unlock the bootloader yet? in order to manage the custom recovery.
Click to expand...
Click to collapse
The i537 has a locked bootloader while the i9295 does not have a locked bootloader. Nobody has figured out how to unlock the bootloader on any variant of the S4.
m44nu33l said:
And why is so difficult to unlock it?
Click to expand...
Click to collapse
It's a very long read, but this thread explains exactly why it is so hard to unlock the bootloader. (http://forum.xda-developers.com/showthread.php?t=2500826)
m44nu33l said:
Which are the differences between this s4 version with the others?
Click to expand...
Click to collapse
As I stated above the only difference between the two versions of the Samsung Galaxy S4 Active (i537 vs i9295) is that the i537 has a locked bootloader and the i9295 does not. The i537 was sold exclusively through AT&T (US), Telcel (Mexico), and Claro (Uruguay), while the i9295 was sold internationally. Neither device will get official versions of marshmallow or nougat, but since the i9295 has an unlocked bootloader you can flash marshmallow and soon nougat custom ROMs. Other than the bootloader, the i537 and i9295 have identical hardware.
m44nu33l said:
And how can I help to unlock the bootloader, thanks in advance.
Click to expand...
Click to collapse
Honestly, unless you have a deep understanding of kernels, Linux, and cryptology, I'm not sure there's much help you can provide. The link I provided above explains all the effort that has been put into unlocking the bootloader. If you truly want to help I would read through that thread and see if there's anything meaningful you can provide.
Finally, if you don't ever want to have this problem again, always do your research and but a phone that has an unlockable bootloader. I purchased the i537 when it first came out only to find that the bootloader was locked and because of that I will never buy another phone with a locked bootloader again. Good luck.
Devo7v said:
I'm going to try to answer your questions one at a time:
There is not and never will be marshmallow or nougat for the i537. This is because it is outside the "2-year" update cycle of Samsung/AT&T. If you look at other phones from Samsung and AT&T, there are very rarely updates to phones 2 years after the initial release of the phone. There's not really a good reason for this other than Samsung and AT&T want you to buy a new phone to get the latest updates. In the past you would need to get a new phone in order to have new hardware that is able to run the latest version of Android. But we're now at a point that nearly any phone released in the last 2-3 years can run nougat with minor lag. Manufacturers and carriers are holding on to the 2-year upgrade cycle and forcing you to buy new phones in order to get updates.
The i537 has a locked bootloader while the i9295 does not have a locked bootloader. Nobody has figured out how to unlock the bootloader on any variant of the S4.
It's a very long read, but this thread explains exactly why it is so hard to unlock the bootloader. (http://forum.xda-developers.com/showthread.php?t=2500826)
As I stated above the only difference between the two versions of the Samsung Galaxy S4 Active (i537 vs i9295) is that the i537 has a locked bootloader and the i9295 does not. The i537 was sold exclusively through AT&T (US), Telcel (Mexico), and Claro (Uruguay), while the i9295 was sold internationally. Neither device will get official versions of marshmallow or nougat, but since the i9295 has an unlocked bootloader you can flash marshmallow and soon nougat custom ROMs. Other than the bootloader, the i537 and i9295 have identical hardware.
Honestly, unless you have a deep understanding of kernels, Linux, and cryptology, I'm not sure there's much help you can provide. The link I provided above explains all the effort that has been put into unlocking the bootloader. If you truly want to help I would read through that thread and see if there's anything meaningful you can provide.
Finally, if you don't ever want to have this problem again, always do your research and but a phone that has an unlockable bootloader. I purchased the i537 when it first came out only to find that the bootloader was locked and because of that I will never buy another phone with a locked bootloader again. Good luck.
Click to expand...
Click to collapse
Thanks for the explanation, what I will do is change my S4 for the international version in order to get the nougat custom rom.
m44nu33l said:
Thanks for the explanation, what I will do is change my S4 for the international version in order to get the nougat custom rom.
Click to expand...
Click to collapse
well my questions has really been answered , i guess we are never going to get an update , best option is to get a new phone

At&t s5 unlocked to use on t-mobile network

I was on AT&T network then i unlocked my phone to use on T-mobile. I want to flash my phone to latest android 6 my question is will i have to unlock it again after i flash to latest firmware? Thank you
Nevermind i figured it out.

Hey guys could you help me pick be best phone out for sprint with root development?

Sorry if this is a dumb question but I'm having a hard time finding a phone that is sprint compatible that allows the bootloader to be unlocked and obtain root. I read the new s10 5g from sprint can have bootloader unlocked. I've been out of the rooting game since the s6 I believe and I want back it. Could someone please suggest the best sprint phone that has custom rom development out for it or even a link to the s10 5g sprint phone that claims to be able to be unlocked. What's my best options? Thanks!

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