If you want to block/remove a device from your WiFi Network then its simple you just need to flows some steps:-
  1. Login your Airtel Wifi router using web browser.
  • Enter your IP address(eg: and login with your Username and Password.
  • After that select WiFi-Settings option.
  • In WiFi-Settings click on WLAN Mac-Filter.
  • Now select MAC-Filter Format :-Block List after that add the device MAC address which you want to block.