My samsung note 2 shv e250l lte is can't turn on wifi ,so What ?

[AC Question]

My samsung note 2 shv e250l lte is can't turn on wifi ,so What ?
My be root or not ?

 

[AlphaTango414]

Are you currently rooted? What does it do when you try to turn on wifi? Have you tried rebooting your device? If so, have you tried wiping system cache via recovery mode?