1. Background

The issue that A7 series phones are having poor Wi-Fi signal is of high rate is of high rate among overseas market's feedback. Through analyzing by HQ,it's caused by poor contact of the display components.

2. Models involved

A7&AX7

3.Solution

Repair: The improved screen components need to be replaced when repairing phones that have poor Wi-Fi signals issues(Improved material code: 4902636). 
Recording: Record the fault code as WiFi8(Poor WIFI signal); the cause code as PZJH5 (Inferior Display screen function).