[Q] Problem completing AT&T issued SIM unlock

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brazenass

Member
May 17, 2010
5
0
I recently converted by AT&T version to a Google Edition via S-OFF, CID change and Google 4.4 RUU.

AT&T has tried to issue me unlock codes twice, but neither works. I'm using an old t-mobile SIM to attempt the unlock.

Does anyone know if maybe updating the CID impacts the ability to use a carrier unlock code?
 

TopoX84

Senior Member
Apr 8, 2008
327
90
Mill Creek, WA
I recently converted by AT&T version to a Google Edition via S-OFF, CID change and Google 4.4 RUU.

AT&T has tried to issue me unlock codes twice, but neither works. I'm using an old t-mobile SIM to attempt the unlock.

Does anyone know if maybe updating the CID impacts the ability to use a carrier unlock code?

Install a stock at&t ROM and try again. In multiple threads it has been said that the at&t unlock code only works on stock roms

Sent from my HTC One using xda app-developers app