2. Click Exception-Add Port.
3. Select UDP to enter the port name and port number to add, and then click OK.
4. You can see that the port you just added is already displayed in the name of "Programs and Services", and then click OK.
5. Just shut down and restart the computer. (Tip: Every time you allow a program to make exceptions or open a port so that it can communicate through the Windows firewall, your computer will become more vulnerable.
6. If you want to close the added port, please use the above method to open the firewall, select the added port, then click Delete and select Yes.
7. Click Start-Control Panel -Windows Firewall.
8. Click Advanced Settings on the left.
9. Click the inbound rule on the left in the pop-up advanced security windows firewall, and click the new rule under the inbound rule in the action column on the right to open a window.
10. The New Inbound Rule Wizard-Rule Type-Select Port pops up, and then click Next.
1 1. Select the protocol "TCP/UDP" to which the rule applies. If it is TCP, you choose TCP and UDP chooses UDP. Tick "Specific Local Port", enter the port number to be opened in the text box (for example, 152 1), and click "Next".
12. "What should I do when the connection meets the specified conditions?" Select Allow Connections. Click Next to enter the Profile. When applying this rule, please select Domain, Private and Public, and then click Next.
13. To configure the rule name, just enter the name of the rule that you think is easy to remember, and then click Finish.