Can I move my SIM from a Samsung S9 to a S20 5G? Or does the 5G upgrade require a new type of SIM, like the move from 3G to LTE?

After the recent system update for the Galaxy S9, I can no longer send group messages. I'm not the only one. Several other in my group say the same th

Does anyone know how to force my S10+ to update to Android 10? I've tried manually changing the date but that doesn't work. Is it a phased rollout or

Need in goo

ill like know unlock my phone is an alcatel i buyed in walmar and ill be its unlock

So I purchased a Galaxy S10 from the local AT&T corporate store the evening it came out; my wife ordered hers in the store and received it last Wednes

In the Contacts app My Info is the very first contact that appears. It displays my telephone number. My photo and other less important data such as

My Galaxy S9 has started breaking up on my side of phone calls but not on the other line. They can hear me and I can't hear them. I've tried shut down

I had just ordered an upgrade yet when I put my old sim into it,it says "Sim card not provisioned MM #2". Now I said I'd just go to the store get it s

I get an error saying that I need to sign in to the AT&T network. I can't connect to my cell data