445端口关闭共享打印机

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The steps to close port 445 to disable printer sharing are as follows:

1. Click the Start button, type “Firewall” into the search box, and click “Windows Firewall” to open the Windows Firewall settings window.

2. Click “Advanced Settings” on the sidebar.

3. Click “Inbound Rules” in the Windows Firewall with Advanced Security window.

4. In the Inbound Rules list, search for “Port 445”.

5. Select the Port 445 rule and click “Disable Rule” on the sidebar.

6. Confirm the changes by selecting “Yes”.

7. Click “Apply” and “OK” to save the changes.

This will successfully disable the port 445 rule and prevent printer sharing.