Can't select wifi option after lollipop update?...

[AC Question]

I just updated yesterday on galaxy s4 and when turned my phone on it shows the wifi button but just won't activate. I go to wifi settings and try to slide the dial to on and automatically switches to off?? Can anyone help?

 

[B. Diddy]

Welcome to Android Central! Try wiping the cache partition: http://support.t-mobile.com/docs/DOC-5744