Malfunction Phenomenon
The Wifi signal is weak on this phone.
Trouble Shooting
After retesting the phone, the received signal strength is worse than the normal phones.
So for this iPhone X Wifi signal is weak issue. First, let’s take apart the phone and check the inner parts and the cosmetics of the motherboard. After checking, we find the Wifi antenna buckle is a little bit loose. So we try to get the tweezers contacted with an antenna connector to ask as an antenna to test.
After testing, the measured Wifi function is back to normal. So we confirm that the fault is related to the WIFI antenna buckle.
Tips
To repair cell phone issues, we should always from the easy to difficult and from the outside to inside.
When there’s a problem we should not hurry to check the motherboard. Be more patient and carefully check the accessories like the antenna, dock flex cable, speaker, camera, etc. Maybe the issue can be fixed in minutes by replacing the parts.