Step 1: Goto your Android sdk folder -> platform tools and copy the whole path
For example: C:\Program Files (x86)\Android\android-sdk\platform-tools
Step 2: Goto command prompt or Android studio terminal
windows users cd C:\Program Files (x86)\Android\android-sdk\platform-tools
Mac Users /Users/<username>/Library/Android/sdk/platform-tools
and press enter
Step 3: Connect your device & system with same wifi.
Step 4: Type adb tcpip 5555 and press Enter.
Step 5: Type adb connect x.x.x.x:5555, replacing the x.x.x.x with your phone IP address.
find out phone IP address
Settings -> About phone -> Status (some phones may be vary)
Note: In case that you connect more than one device, disconnect other phones except the one you need to connect.
Command prompt screen shot:
![enter image description here]()
For mac users -> if you face "adb command not found error" try this link
https://stackoverflow.com/a/50017193/3879847