Wifi is not working in Samsung tablet 10.1

[Android Central Question]

the switches don't turn on. When I turns them on, the switches not changing color to green (it stays grayed out). It automatically go back to the lock position in few seconds on their own.

 

[B. Diddy]

Welcome to Android Central! Which tablet -- is this the original Galaxy Tab, or one of the later generations? Does this persist after a reboot, or in Safe Mode? https://support.t-mobile.com/docs/DOC-18895