iPhone Wifi not working

Do you have an iPhone Wifi not working? This solution is for you!

Brief History: A customer ask for a repair of iPhone Wifi not working.
She only replace the cover with a white casing in a repair shop.

 wifi weak signal

Action taken:
I disassemble the unit. Opened the back-cover and replace the problematic Wifi. I notice that the wire  antenna is a damaged.

iPhone  Antenna

The signal goes two bars when the iphone is taken away from the router the signal goes down to zero signal.

Inspecting the upper part of the iPhone I found out that there is hole with no screw, Maybe the technician forgot to screw it.

I look for the same screw in my toolbox and replace the missing screw.
After that the iPhone problem is gone.

Problem solved

If you have an iPhone not in good condition check also for missing screws. Who knows it is just a lost screw problem.

This solution is from maui_1856 of tapgsm.com.ph

Posted in: Apple mobile repair and Jailbreak