Resetting Asus Router

For resetting Asus router, power on your device first. Then, press the WPS button and hold it till the power light is on. Release the button when the power lights off. Finally, hold the power button to reboot the Asus router. After that, you can reconfigure your router either via its web interface or using the Asus router app.
https://asuslog.com/how-to-reset-asus-router-a-detailed-guide/