Need staight talk SIM to work in my at&t grand prime

[AC Question]

Please help me get my staight talk SIM to work in my at&t grand prime phone

 

[B. Diddy]

Welcome to Android Central! First, make sure your phone meets AT&T's unlock policy requirements.

Next, make sure you have the correct APN settings for Straight Talk: https://bestmvno.com/apn-settings/straight-talk-wireless-apn-settings/