There is a return to stock thread in the at&t General thread. It's really easy if you follow instructions. Might want to try that. It will put it back to stock and allow you to start fresh if the issue is software related
HTC ONE M7 - Bootloder Unlocked / SIM Unlocked / S-OFF / SuperCID / Rooted FOR SALE
Nexus 5 - Bootloader Unlocked / Rooted
Samsung Galaxy Note 10.1
LG G3 Has arrived!!!
<-- Current Daily Driver
LG G2 D800 running CloudyPro2 + Dorimanx 6.2 Kernel
Please Hit the THANKS Button if I have helped..