My phone is a few months old and I am now moving to USA for a year and then coming home. I wanted to go onto the AT&T network with a physical SIM. I can see that the model SM-G990u1 is compatible but hoping that my Australian phone will also pass the test 

Around the middle of 2021 I bought a Note 9 and used that with my AT&T prepaid plan. Last year that phone was stolen and I found the phone but, I can't prove I purchased it without the IMEI number and I have no way of getting it. Even the company on Amazon I bought it from says they didn't recor

My mom says she signs into att app and she’s not the account holder and she told me she can read mine and my boyfriends messages word for word is this possible and if so then how? I’m 20 years old and it’s invading my privacy.

I need to use a different sim card for data because i am in a different country and it keeps asking me for a network unlock code

How do I access a detailed bill of messages and call logs

Until recently by Samsung S9 would last all day on a charge; now the battery is down to 15% be late afternoon. In Device Help - Battery the AT&T ActiveAmor Mobile Security App uses 25% of the battery usage.  Should I remove the app?

I had a Pixl3 and transcription worked. I "upgraded" (not really) to a Samsung S20 FE 5G, and the visual voicemail service took a giant step backwards to 2010, when the only thing visual voicemail gave you was a list of voicemails. I don't need to know when someone has left me a vm. I need to be abl

We are excited to announce that you can pre-order the new Samsung Galaxy Note7 smartphone from http://www.att.com/note7 and AT&T stores starting on Wednesday, Aug. 3 and it will be available in AT&T stores starting Friday, August 19!     Are you as excited as we are for the Sa

Why haven't I received my unlock code for my SIM lock on my device has been more than 48 hours and it still says processing processing waiting 48 hours or 2 business days and spend 5 days?

When I heard that the pie update is out for the at&t s8 active, I got so happy but when I checked it said your device is up to date.Why me?BTW I live in Pakistan so there's no chance I can have at&t sim card.

Adding personal Galaxy Smart watch from different wireless provider now that I'm with AT&T. This can be done with a Galaxy 4 smart watch correct?

I am told my 4g VoLTE dual sim (Samsung A21S) will no longer be supported in the US despite the fact it uses ATT 4G frequencies. Are there any dual sim phones that will be compatable with the 2022 network changes? I travel a lot and need the dual sim feature.

I'm using a 5G data plan from At&t, but my phone only catches 3G ever since I've used a prepaid plan. Model: Samsung Galaxy A Quantum Location: I have used At&t service in Detroit, MI, Chicago, Il, and Los Angeles, LA. In all locations, only 3G. 

I have a Samsung galaxy s8 plus and there are 2 small black spots under the glass. I'm wondering if this will affect if I can trade this phone in for the "next" program  there are no deep scratches or cracks in the screen but these appeared soon after I got this refurbished phone after my last one b

I'm looking at possibly trading in my galaxy s21 for a galaxy z flip3... on Samsung website it has the offer for "trade in bill credits"... can anyone tell me if the bill credit can be used for a prepaid account as well? Or is it only for an installment plan?

Dear all, i am for 2 weeks at holiday in the sates enjoying your beatiful country. Comin from germany I decided to buy an AT&T SIM 5G 5GB for 30 days. But there no access, no data, no calling. The SIM is recognized as unknown but the phone number is correctly shown. Here a few Info of my phone

Hey I have a quick question if I unlock my phone (samsung) will I still be able to use at&t in the future or still be able to use it now

I have a Galaxy S8+ from AT&T that is no longer in use. I'd like to use for my daughter with Boost. Is this possible?

I work for att in a mall as an authorized retailer, I got my bf an account and we upgraded his phone to the new Samsung ultra a little while back. He lost his job a couple months back (2-3) and we haven't been able to pay the phonebill with installment plans since I'm working on a minimum wage job.

Do any of the Android phones have a dual SIM?