You need to have a connection between the tplink router and computer to open the tplink router login.
On the web browser, enter the web address www.tplinkwifi.net into the address bar.
You can also the IP address 192.168.1.1 to log into tplink router.
If you are trying to access the www.tplinkwifi.net for the first time, you need to check the cable connection.
This web address helps you with the tplink router setup.
It lets you configure the settings of tplink router.