my iPone 4s doesnt want to turn the wifi setting on. Its in grey and won't turn on

Hello, CristalCE.

Thank you for visiting Apple Support Communities.

Here is an article that you may find helpful when experiencing this issue.

iOS: Wi-Fi settings grayed out or dim

http://support.apple.com/kb/ts1559

Cheers,

Jason H.

Hy, I have the same problem. But at the Apple-Store they told me, it's a hardware-problem but my warranty is expired. Do you have some other ideas?

I think all with this problem have to buy a new phone. Or have to pay for the repair.