WiFi Analyzer - Android App

Setup :

1. Install :
   https://androidutils.io/wifianalyzer/
   https://play.google.com/store/apps/details?id=com.pzolee.wifiinfo
2. Select Disable when prompted for "Help in better user experience".
3. Select Grant permission when prompted for location permissions.
4. Select Allow.

Troubleshoot WiFi :

1. The first pages provides you with a summary of your devices network settings as well as the network its connected to.
2. Selecting Analyze will provide you with a short list of potential problems.
3. Selecting Channels will display how many WiFi networks are in range and which channel they are on.
4. Selecting Best Channel will suggest the WiFi channels with the least overlap, which will have less interference and a stronger signal.