How to set the firewall correctly?

1. Open the control panel and click "System and Security".

You can see "Windows Defender Firewall" here. Click to open it.

3. Click to open "Enable or Disable Windows Defender Firewall" on the left.

You can turn on or off the firewall here.

5. Go back to the previous page and click "Allow applications or functions to pass through Windows Defender firewall" on the left.

6. Here, you can set the applications allowed by the firewall.