- Navigate to the Start menu at the top-left corner of the screen. Select All Programs Symantec Norton 360.
- Select the Tasks and Settings tab and then click change Advanced Settings Firewall Protection Settings General Rules.
- Select the blocked website from the General Rules list and then select the Modify button.
- Select Permit Next Inbound and outbound Next.
- Click the Any Computer option and then select Next.
- Make sure to tick mark the box beside the ‘All types of communication’ option.
- Select the Next button and then change the remaining settings as per your requirement in the Firewall Settings window.
- Select the Next button for two times and then click the Apply button to save the modification.
- Now, select the Close button to close the Norton 360 Preferences window.