Resolving Error 0x800705b4: A Guide for Windows Server 2003 R2 Updates

To address the error code 0x800705b4 in Windows Server 2003 R2, follow these steps:

1. Restart the Windows Update service: Navigate to Start > Run, enter 'services.msc' and hit Enter. Find the Windows Update service, right-click, choose 'Restart', then attempt to update again once it has restarted.
2. Verify your internet connection: Ensure that your internet connection is reliable. If you're using a proxy, double-check its settings for accuracy.
3. Temporarily disable antivirus software: Antivirus programs can sometimes block Windows Update. Disable your antivirus briefly to see if it solves the problem.
4. Utilize the Windows Update troubleshooter: From Start > Control Panel > Troubleshooting > System and Security > Fix problems with Windows Update, follow the steps to detect and resolve issues.
5. Manually download and install updates: Should other methods fail, manually downloading and installing updates is a viable option. Visit the Microsoft Update Catalog, search and download the necessary updates, then install them yourself.