How do I unlock my SIM card I accidentally locked it

Hi everyone I changed service today, I went from cricket wireless to at&t and for some reason I'm not getting (or seeing ) 4G LTE service any tim

How to get my Android Wear Smartwatch to generate a number sync code to use in att network

I keep getting error 21 when I try to send text and I don't have data,is it a billing issue or a phone issue

Samsung Galaxy S10 I was having a ton of trouble receiving picture messages (MMS) whenever Wifi Calling is active.I tried Stock Samsung Messages app,

I constantly get a "Info cannot be confirmed. Please try again later" error message. Is there a way I can get my device unlocked? I am a non-ATT cust

the visual voicemail on my LG 1040 thin q stopped working after working for almost a year. it asks for a password but i never created one. it was setu

This has been going on for quite a while, my suspicion is my phone was stolen by one of my friends for a bit and i found some spam related tools on it

I bought this Android from a private seller. I've been using it with att for about a year. I'm in Brazil now and would like to unlock the phone so I c

I am getting multiple text messages daily from a gmail.com account and it will have numerous numbers attached to the text. How can I report this and h