Wifi Greyed-out

My phone won't let me turn on the wifi, like the button is just greyed out its no longer a button

@helpwithmobile Yes, its not just the wifi in my house. The icon has greyed out and doesn't want to locate any wifi networks

@AppleSupport Hi, the wifi option on my iPod greyed out! I tried the reset network settings option but the issue still exists! wt can i do?

@SarahJadeMartin If there is a hardware issue then sometimes the WiFi toggle is greyed out. Guy

@AppleSupport my phone restarts by itself and when it comes back on Wifi is totally greyed out & I can't slide it at all.

My phone is not doing well :( I can't turn on wifi... it's greyed out???

Poor UI hides the sync with iphone over wifi in a sub tab. The main menu has it GREYED out. I then have to guess where it is.

@AppleSupport The wifi option on my IPad is greyed out. Any advice?

@AppleSupport so his wifi option on his iPhone 6 is greyed out and unavailable to switch on at all. What's up?

@UK_iPod_repairs Hi guys. The wifi setting is greyed out on my iPad Air. After a reset and restore its still not working. Any ideas?

@AppleSupport im actually very familiar with OS systems this is first issue iv had with iphone since iphone 4s wifi greyed out issues

Well, then let's see: have kids are greyed out and I can't enable wifi sync.

Greyed out wifi button still won't work and I think I've done everything humanly possible.

Wondering how to fix the greyed out wifi button on a iPhone 4S (Thank's to my uncle <3.) but the internet doesn't work.

@LisaG_325 Having access to wifi is paramount. Does this only happen at home or w/ other networks also? Is your home wifi greyed out? ^ER

@AirWatch I need to remotely re-apply a wifi profile but the "install, remove, arrow down" buttons in the console are greyed out. Help?

@AppleSupport iTunes backup. Wifi went out 1/2 way through with apps but dealing with this for a week now. Apps reappear greyed out