how to setup my new tplink extender from mobile phone
Plug in your extender near to your modem & press the reset key for 30 seconds. Go to your r phone and open browser and type 192.168.1.1 in the top url bar. It will ask for your login information (default username and password is admin for both). Then it will open setup page. From there you can just follow the instructions to configure extender to the network.