For Port Forwarding Asus Router, first open the web browser and type the router.asus.com web address in the browser bar. Then, complete the login process using valid admin credentials. After you enter the smart Home Dashboard of the router. Now, go to Advanced Settings>WAN and follow the further instructions. Seeking more Assistance? Come to us!
https://asuswireless.com/how-to-setup-port-forwarding-on-asus-router/