How to Troubleshoot Windows Update Error Code 0x800706b5 in Windows PC

Error code 0x800706B5, also known as ‘RPC_S_UNKNOWN_IF’ this problem occurs when you try to update Windows. There are several reasons why error code 0x800706B5 occurs, but it usually happens when the downloaded update files are corrupt or when Windows update files conflict with your antivirus engine.

What causes Windows Update error code 0x800706b5?

  • Error code 0x800706b5 is a common problem caused by Windows Update issues. This problem often occurs with Windows 8 and 10 users. The error may occur if you have pending updates that are already downloaded and ready to install.
  • Error 0x800706b5 can also be caused by corrupted Windows files. For many users, the error code appears when you try to reboot your computer when some pending updates have not actually been installed.

How to eliminate Windows Update error code 0x800706b5?


Launch the Windows Update troubleshooter

  1. Open the Start menu.
  2. Type “Control Panel” in the search column.
  3. Click the icon that appears at the top of the Start menu.
  4. In the Control Panel window, click on the System and Security option.
  5. Then click on the Security and Maintenance option.
  6. Select Troubleshooting and click System and Security.
  7. There, select the Windows Update option.
  8. Click the Next button.
  9. Finally, reboot your computer.

Perform a reboot

  1. Press Ctrl + Alt + Delete to open the Task Manager.
  2. Click the Startup tab and disable any programs that you want to run during the Windows startup process.
  3. Use the Windows + R key combination to open the Run dialog box.
  4. Type MSConfig in the Open predefined field and click OK.
  5. In the System Configuration window, click the Services tab.
  6. Check the Hide all Microsoft services box and click Disable all settings.
  7. Then click OK.
  8. Restart your computer after performing the above steps.

Resetting Windows Update components

  1. Find the Windows Update troubleshooter on the official Microsoft website.
  2. There you will find two versions of Windows to download.
  3. The first is for Windows 10 and the second is for Windows 7, Windows 8.1, and Windows 8.
  4. After selecting the version, launch the tool.
  5. Follow the instructions on the screen.
  6. After the diagnostic tool completes the process.
  7. Check if the error has been fixed.

Checking for errors in system files

  1. Displaying the start menu
  2. In the search column, type Command Prompt.
  3. Right-click the command prompt and select Run as administrator.
  4. Enter the following command and press Enter.
    sfc /scannow
  5. It will take about 10-15 minutes to complete the process.
  6. Now restart your computer.
  7. Check if you can try to run Windows updates.

Frequently Asked Questions

This is a common problem that occurs due to problems with Windows Update.

The problem with error code 0x800706b5 can be caused by corrupted Windows files. For many users, the error code appears when trying to reboot the computer when it has some pending updates that have not actually been installed.

  1. Open the Start menu.
  2. In the search column, type "Control Panel."
  3. Click on the icon that appears at the top of the Start menu.
  4. In the Control Panel window, click on the System and Security option.
  5. Then click on the Security and Maintenance option.
  6. Select Troubleshooting and click System and Security.
  7. There, select the Windows Update option.
  8. Click the Next button.
  9. Finally, restart your computer.