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Team Foundation Server (TFS) accessible via the web but not through Visual Studio, from Cross Domain. Getting attached Error when trying from Visual Studio.

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I check the port 443 via telnet the connection is opened and working fine.
Checked the URL from web it is working fine.

2

Answers


  1. Chosen as BEST ANSWER

    Update the TLS and now it works fine Run the below command via powershell or CMD. reg add HKLMSOFTWAREMicrosoft.NETFrameworkv4.0.30319 /v SchUseStrongCrypto /t REG_DWORD /d 1 /f /reg:32


  2. That may be a certificate issue. Check the certificate icon on your web browser.
    Import your certificate to the Trusted Root if it highlights this issue: Installing the trusted root certificate, Azure DevOps Server Certificate options

    Example on web browser:

    enter image description here

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