AT&T Stock (android 4.4.2), s-on, rooted, sim newly unlocked. Reflash CM13 backup? - AT&T HTC One (M8)

AT&T Stock (android 4.4.2), s-on, rooted, sim newly unlocked. Reflash CM13 backup?
Long of the short. S-on, rooted, been running on CM13 for a while now. Work owns my phone. Convinced them to get AT&T to sim unlock so I can use the phone internationally on vacation.
AT&T sends code, won't unlock while running CM13. Flash back to stock AT&T rom Android 4.4.2. Enter SIM unlock, all is good.
Want to revert back to my CM13 nandroid backup. Any reason to believe this would undo my SIM unlock?

SIM unlock will survive changing ROM. There really isn't anything that can make it SIM locked again, aside from locking it yourself, as some say (but I don't even know how you would do that).

Related

[Q] Restoring from a pre-unlock backup.

So AT&T have given me the unlock code for my Note, which for me to use, I had to revert to a stock ROM.
Prior to reverting, I used TWRP to backup my current configuration.
If I restore from this backup, will I keep my unlock?
If I flash my modem back to an earlier version with a more reliable GPS, will I keep my unlock?
I won't be able to tell if the unlock is working with the backup until I really need the unlock.
Unlock is permanent. To enter the code you need a sim from another carrier to activate the unlock dialogue box, so you'll have to borrow somebody's. Restore and enjoy your unlocked phone. Then test the unlock with the borrowed sim card.

[Q] How would i go about Sim Unlocking an ATT HTC one with S-off conv to GPE

Just wanted to ask a question of you guys, I have an ATT HTC one with S-off and converted to Googgle Play edition. i bought a Sim unlock code and i tried to unlock but code did not work as i read i apparently need to be using an original sense ROM. My question is can i just reboot to boorloader then reboot to RUU and flash original ATT decrypted zip? If so do i need to lock the bootloader still or not? I think i only need to re lock the bootloader when running the original RUU but in this instance all i want to do is shoot the original att.zip to it and the go backl to Google play edition.
So here is what i did. I relocked the bootloader then i changed the CID to CWS__001 from GOOGL001. Then i restored TWRP backup from thethe other thread that bypassed the 1.54 bootloader. Upon booting it would not work. At this point i thought about giivng up then i unlocked the bootloader and changed the CID. Remarkably it booted up to Sense and stock ATT ROM. I was able to SIM unlock my phone and now i am going back to HTC One Google Play Edition! YAY for reading more and more threads!
wait waht?
dfggggggg
I know this thread is a few months old, but I am in the exact same situation. I fully converted my AT&T HTC One to the Google Play Edition (including the CID). I tried to SIM unlock it, but it was unsuccessful. So you just changed your CID back and flashed a backup of an AT&T ROM? Can you point me to the AT&T backup you used? This is a pain to do, but I would really like to SIM unlock my phone. Then I will be going back to GPE.
Figured it Out
So I Googled a little more before I went all the way back to stock AT&T ROM by changing the CID back. I saw a comment somewhere that someone had just flashed any Sense-based ROM and SIM unlocking had worked. So from running 4.4.2 Google Play Edition ROM, I simply flashed the latest version of ViperOne ROM (found in the forums) through TWRP Recovery. Once it booted, I inserted the T-Mobile SIM I have and the SIM unlock code worked! From there I just performed the RUU update back to 4.4.2 GPE and everything is good. By the way, the unlock code I bought was from UnlockCode247.com and it worked perfectly. Plus it was only $3.50 so it was a bargain too.

International SIM Unlock and Installing Custom ROMs

I am moving to Taiwan next month and I wanted to unlock my phone to be able to use SIM cards from their carriers there. I am planning to call Sprint to have them do it for me OTA but I just wanted to check on a couple things first.
1. If I decide to install a custom ROM after Sprint does the SIM unlock, will it "break" the unlock? I'm not exactly clear on what controls the locking of the SIM card so I just want make sure I know what to avoid doing to my phone in order to keep the phone unlocked for international use.
2. If I cancel my Sprint service and only use the phone on an international carrier will the SIM unlock stick? I'm assuming it would but I just want to make sure because of my ignorance of how this whole SIM unlocking thing works.
Thanks in advance, any insight about this topic would be greatly appreciated!
The ssu app will work if your on KK.
Once it's unlock it stays unlocked.
http://idoneapps.webs.com/
rbeavers said:
The ssu app will work if your on KK.
Once it's unlock it stays unlocked.
For lollipop
Click to expand...
Click to collapse
Thanks for the link! I think I'll try going the free route first and have Sprint unlock it for me. If I end up running into any problems in the future with flashing ROMs, it's good to know that there's an app I can buy to keep it unlocked.

Is the att variant rootable?

I have tried so much I am runnning 5.1.1 I really just want my cool mods. If not I am bring this phone back to att.
The Verizon, Cricket, and AT&T models are bootloader locked and are not eligible for the Moto Bootloader Unlock program. On these models, you might be able to get root via kingroot, but most of the time it disappears after a reboot and /system remains read-only.
The factory-unlocked model sold by Moto directly and via Amazon ($100) is fully GSM unlocked, has all of AT&T's bands, and can be officially bootloader unlocked and fully rooted, so you can install TWRP recovery and flash away.

possible to flash xt1527 to non att firmware?

Hey y'all I just picked up an att go phone moto e without researching it too much and I already bricked it trying sunshine. To unbrick it, I just flashed the att system image with fastboot and it made me wonder whether I can flash any motorola firmware, use kingroot, and then try sunshine again. Does anyone know if this can brick the phone permanently or is it probably safe to try it?
EDIT: tried it didn't work lol
You would have to try it and see. The XT1527 is used in Canada, and its not bootloader locked and comes with no bloat at all (at last when setting it up with no SIM inside it). I would imagine you would have to flash everything, and not just the system image, for it to work. That is if they use the same signing key for both.
The AT&T/Cricket-branded XT1527 (as well as the Verizon XT1528) have locked bootloaders and cannot be unlocked, so you cannot flash non-carrier firmware on the device. All other models can be unlocked via Moto's bootloader unlock program.

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