Troubleshooting Windows 7 Update Error: Code 0x800705B4

There are multiple strategies to troubleshoot the error code 0x800705B4 on Windows 7:

1. Reboot your system: Often, merely rebooting your computer can resolve this error. Attempt a restart and verify if the problem persists.
2. Turn off antivirus programs: Occasionally, antivirus programs may disrupt the Windows update process. Temporarily disable your antivirus and see if it resolves the error.
3. Utilize the Windows Update troubleshooter: Windows includes an automatic troubleshooter designed to rectify common update issues. Navigate to Control Panel > Troubleshooting > System and Security > Fix problems with Windows Update to run this tool.
4. Ensure a reliable internet connection: A stable and active internet connection is crucial for successful Windows updates. Check your connection’s stability.
5. Reset Windows Update components: Should the previous steps fail, consider resetting the Windows Update components. Execute the following commands in Command Prompt with administrative rights:

    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. Conduct a clean boot: Third-party applications can sometimes interfere with updates. To perform a clean boot:
   a. Press Windows key + R to launch the Run dialog box.
   b. Enter msconfig and press Enter.
   c. In the System Configuration, select the Services tab.
   d. Tick the 'Hide all Microsoft services' box and select 'Disable all'.
   e. Navigate to the Startup tab and choose Open Task Manager.
   f. Disable all listed startup programs.
   g. Close Task Manager and return to the System Configuration window.
   h. Click Apply, then OK.
   i. Restart your system and attempt the update installation once more.