Addressing Error Code 0x800705b4: Resolving Windows Update Issues in Server 2008 R2

To troubleshoot the error code 0x800705b4 in Windows Server 2008 R2, follow these steps:

1. Restart the system: A simple system restart can often resolve update errors. Restart your server and attempt the update process again.
2. Ensure stable internet connectivity: Verify that your internet connection is stable. For better reliability, consider using a wired Ethernet connection if you are currently on wireless.
3. Temporarily disable antivirus software: Antivirus programs can occasionally interfere with the execution of Windows updates. Disable your antivirus temporarily and try updating again.
4. Utilize the Windows Update troubleshooter: This built-in tool can diagnose and fix common problems with Windows Update. Access it by going to Control Panel > Troubleshooting > System and Security > Fix problems with Windows Update.
5. Reset Windows Update components: If troubleshooting does not resolve the issue, reset the Windows Update components. Open an administrator Command Prompt and execute 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

6. Manually install updates: If automated updates fail, consider manually downloading and installing the necessary updates from the Microsoft Update Catalog website.