How to resolve error code 0x800f0906: Windows couldn't connect to the internet in Windows Server 2012 R2

There are several steps you can take to resolve the error code 0x800f0906 in Windows Server 2012 R2:

1. Verify your internet connection: Ensure your server is online and your network settings are correctly configured.
2. Disable firewall: Temporarily disable your firewall to determine if it is blocking the connection.
3. Check for updates: Confirm your server has the latest updates and patches installed.
4. Reset Windows Update components: Resetting these components can help fix update issues. To do this, open Command Prompt as an administrator and type the following commands:

    net stop wuauserv
    net stop cryptSvc
    net stop bits
    net stop msiserver
    ren C:\Windows\SoftwareDistribution SoftwareDistribution.old
    ren C:\Windows\System32\catroot2 catroot2.old
    net start wuauserv
    net start cryptSvc
    net start bits
    net start msiserver

5. Use the System File Checker tool: This tool can identify and repair corrupted system files. To use it, open Command Prompt as an administrator and type the following command:

    sfc /scannow

6. Run the DISM tool: The Deployment Image Servicing and Management (DISM) tool can help repair the Windows image. To use it, open Command Prompt as an administrator and type the following command:

    DISM /Online /Cleanup-Image /RestoreHealth