My granddad bought a phone from a friend who paid theres off. It is AT&T and I am trying to unlock it for him. It is a SM-G930A phone, however when I go to the unlock portal if gives me an error saying this phone isnt an AT&T phone, but it clearly is!   IMEI: [edited for privacy – please do not post

can someone please help me, I have kids at home and I can't receive any phone calls.

I recently got a SafeLink phone. While siging up I was told I could go buy an ATT GoPhone, specially this one that the guy showed me, and insert my SafeLink sim into it and use it's service.However when I put the sim in, it shows up, yet just says stuuf like "unkown sim, no network available, etc" B

Why was this (Edited per community guidelines) app uploaded to my cellphone during the last update? It's causing malware and crashing according to my Samsung's security info

It says not to unplug the chords before 15 mins or you'll damage the box. It has been 30 mins and I dont have a connection. Can I unplug it now and try a different outlet?

My phone is having issues. It keeps saying “No Sim” I can’t do anything on it and my local store is saying they are closed. What can I do?

My internet is not connecting to my samsung tv but ut was working but it works on my other tvs

After software update visual voicemail won't work..samsung g20....forces my to type new password but when I do it says no account

I'm considering paying off my device in order to upgrade. I would just like to know what my total monthly bill price would be with the upgrade please.

Its i have no money the just give me this phone and I try to CNN and it's not let me connect pleas let me in I'm the general and I give you my order to get me in this phone please  and thank you 

My video calling is not working on this device or none of my device's on my account this is a business account and I really need to get video calling up and running

My s9 keeps restarting randomly & now its not restarting like it should. Before, every time I went to pick it up, it would shut off.

I'm currently on my 3rd Samsung phone (2 Note 9's, and my current S10+). I've tried for over two years to get updates resolved. AT&T says they will push them, sent me to local store, Best Buy, Samsung, etc. No updates will happen on my number. I've reset the phone and tried to use the Samsung softwa

I recently changed my screenlock password on my Galaxy Express. I cannot remember it. Is there a way to do a factory reset or bypass it somehow?

AT&T touts this supposed "24/7 support", but I certainly can't seem to get connected to it!!! I have been dealing with what I can only imagine is pretty much every wireless/cellular dept. they have, for 4 straight days now, and have gotten ZERO help or resolution to the problem!!!!!  This

I just recently switched to AT&T. I am having an issue receiving text messages. I can send them just fine and don't have an issue. I have switched from the messaging app that came on my samsung s20 to messages by Google and still having the same issue. I have restarted my phone, toggled airplan

When the phone was new I set up a PIN for unlocking the screen, but it's frustrating because if I look away for a few seconds I have to enter the PIN again. Is there a way to change it so I have additional time before the PIN is required again?  Or could I completely disable the PIN requiremen

How to move files from Galaxy J3 2017 SD card to PC?

I would like to request for an upgrade in software for my phone

Wireless connection failed for Samsung TV. Error screen shows MAC address 44:5c:e9:e6:92:5e. I tried the steps to troubleshoot by manually entering Gateway using 4 different sets of numbers shown on help screen, but didn't work. Another issue is that the modem was installed in the garage, so