why wont my wifi turn on?

[AC Question]

In my wifi settings the slide to turn on the wifi won't stay on "on". Could this be happening because I have an AT&T Sim card in a Verizon phone?

 

[itguyjax8430]

In my wifi settings the slide to turn on the wifi won't stay on "on". Could this be happening because I have an AT&T Sim card in a Verizon phone?

Welcome to Android Central!

The SIM card shouldn't have anything to do with the WiFi. Did you recently do an update to the phone?