You can easily open any web browser. Now you can enter the www.tplinkwifi.net , Here you can enter the login details of the TP-link router. Here you can scan the wifi. Now you can easily use the settings and access the main features of TP-link router If you need any help check on https://tplinkmodemsetups.com/2020/05/12/what-is-the-method-of-firmware-update-in-tp-link-ax1500-wifi-router/