How to Disable TLS1.3 on Windows server 2022 for web server

Disabling TLS 1.3

TLS 1.3 is enabled by default in Windows 11 Professional/Enterprise and Windows Server 2022 Standard operating systems.

To disable TLS 1.3:

1. Open Internet Information Services (IIS) Manager on the PME server.
2. In the Connections pane (left pane) expand server name > Sites > Default Web Site. Right-click Default Web Site and select Edit Bindings... from the context menu.
3. In the Site Bindings dialog, select https.
4. Click Edit… to edit the binding
5. In the Edit Site Binding dialog, select Disable TLS 1.3 over TCP.
6. Click OK to close the Edit Site Binding dialog.
7. Click Close to close the Site Bindings dialog.
8. Close IIS Manager.