1. Open a web browser and enter the URL 192.168.4.1 to access the login page of the RC500 router.
2. If you are logging in for the first time, use the default credentials:
- Username: celestial
- Password: hellotickiot
3. To access the available Firewall settings, navigate to and select the Firewall option.

4. In the Firewall settings, you will find an option called IP Blocking (Beta). This feature allows you to block or allow IP addresses by toggling the switches. You can add multiple IP addresses by separating them with commas.
