Resolving Error Code 0x800705b4: Windows Update Issue on Windows Server 2003 R2

Follow these steps to resolve the error code 0x800705b4 in Windows Server 2003 R2:

1. Restart the Windows Update service: Click Start, then Run, type 'services.msc' and press Enter. Find the Windows Update service, right-click it, and choose 'Restart'. Once the service restarts, attempt to run Windows Update again.
2. Verify your internet connection: Ensure your internet connection is stable and operational. If using a proxy server, confirm it is properly configured.
3. Turn off antivirus software: Antivirus programs can sometimes block Windows Update. Temporarily disable your antivirus software to see if it resolves the issue.
4. Run the Windows Update troubleshooter: Navigate to Start > Control Panel > Troubleshooting > System and Security > Fix problems with Windows Update. Follow the instructions to run the troubleshooter and check if it identifies and fixes the problem.
5. Manually download and install updates: If other steps fail, try downloading and installing the updates manually. Visit the Microsoft Update Catalog website, find the required updates, download and install them manually.