Use TLS 1.3 for RDP (Windows Server 2022)

wilkas 46 Reputation points
2021-08-15T19:21:43.137+00:00

How can you force the Windows RDP client to use TLS 1.3 on Windows Server 2022?
I'm currently using the Windows Server 2022 21H1 Evaluation Version. But the RDP client only advertises TLS 1.2. Edge however uses TLS 1.3 so it should work in general.
According to this: https://learn.microsoft.com/en-us/windows/win32/secauthn/protocols-in-tls-ssl--schannel-ssp-
TLS 1.3 should be enabled by default on Windows server 2022. I'm not sure about the evaluation version though.
Could you document how to enable it for the RDP client/server ? I saw some examples on the net for changing the registry to disable/enable specific TLS versions but I don't know if this is required for RDP or other applications.

Windows for business | Windows Client for IT Pros | User experience | Remote desktop services and terminal services
Windows for business | Windows Server | User experience | Other
Windows for business | Windows Server | Devices and deployment | Configure application groups
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  1. Joe Bruns 21 Reputation points
    2022-02-08T15:57:46.277+00:00
    1 person found this answer helpful.
    0 comments No comments

  2. Joe Bruns 21 Reputation points
    2022-02-07T23:36:03.643+00:00

    I opened an advisory case and will let you know what they say.


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