How do I link my Sim card number with my I am IMEI number on my new phone

I placed an order for an iPhone upgrade, paid for the taxes up front last Thursday. Since then, there has been many calls and transfers and even the s

While using http://192.168.c.d, and wishing to 'update firmware', and transcribe Device Access Code from sticker on modem, using fingers and keyboard,

My sister decided she wanted to pay less for cell service so she cancelled two lines that we had old phones on.  These phones had been paid off for ye

My phone said sim perm is locked

I was sent an exclusive offer to upgrade to an iPhone 11 for free.  The ATT customer service reps said that they never heard of such an offer and I wa

I sent my broken phone back on 7/14/2020 and received a call saying you have not gotten it back yet. ( which I see on here is a big issue with you) YE

I purchased a phone from a Sale Rep in Target and want to return the phone. No Sales Rep has been in the Target to make the return. I was misinformed

How do I get rid of two-step verification when I pull up MyATT on the pc??

You offer hear discounts on new cell phones for new customers or those who add a new line but what about the 25+ year customer?  Am I not eligible for