Connecting steps:
1. Enable USB debugging option according to the connection.
http://121.9.230.130:1350/telpofaq/index.php?qa=376&qa_1=how-to-turn-on-developer-mode
(Note: Please do not enable "USB mode")
2. Check the IP address of TPS508.
For example:
Settings->WLAN

Click the three dots
Then select “Advanced”.

You can see the IP address is 172.26.0.121.
3.Execute adb command
In the PC, Execute adb command:
adb connect 172.26.0.121
If it returns: connected to 172.26.0.121
It means the connection is ok.
Example:
Then you can use ADB command for debugging with WIFI way.