Chosen Solution
I have an iphone 4s att on ios 7.0.4 and the wifi is having problems it grays out on and off and wont connect or read and connections around. i have restored, reset network settings and and changed the part. none of this has worked. I’ve tried everything. is this a fixable or will the phone need to be replaced
You probably have a logic board issue. With a logic board problem, you should replace it.
