What to do if iPhone WiFi is greyed out?
If you are using iPhone 4S or iPhone 5 and have recently upgraded iOS, you might have ended up with your iPhone WiFi switch being greyed out. Read the article below to find out what causes this problem and ways it can be resolved. The Apple Support Communities have seen a surge in problems related to iPhone users’ WiFi being defunct. In many cases, the issue is related to iPhone 4S recently updted from iOS 5 to iOS 6 but also occurs in iPhone 5. UPDATE: I found a useful post which summarizes iPhone WiFi connectivity issues in general. It might be useful for you. Check out this tumblr post for an exotic way to fix iPhone WiFi: http://bit.ly/17vldCD What causes iPhone WiFi greyed out? iPhone Wifi being greyed out means that there is a hardware-related issue – i.e. the iPhone WiFi chip does not function. With the release of iOS 6 back in September last year, Apple improved power management for better iPhone performance over iOS 5. As a result of inadequate testin