Windows Update error 0x800f0806

babelmansour 

Hello babelmansour,

If you encounter the 0x800f0806 error when trying to download or install Windows 22H2, you can follow the steps below to fix the error.

However, the windows update error 0x800f0806 can appear due to the following:

Disabled Service Requirements

System File Corruption

Windows Registry

File corruption

.NET Framework 3.5 is disabled

Run built-in Windows Update Troubleshooter:

• Firstly, navigate to Settings, and select the Update and Security option.
• Then, on the left-hand panel, click on Troubleshoot option.
• Now, click on View additional troubleshooters.
• Lastly, locate and launch the Update troubleshooter.

Repair Corrupted System Files:

• Firstly, click on Start, type cmd, and a command prompt will appear
• Now, right-click on Command Prompt to open with Administrator rights.
• Then, type the below command and press Enter to proceed:

SFC /scannow

Note: You will have to wait until the process is complete:

If you get an error message retaining corrupted files, then use the following commands one by one,

DISM /Online /Cleanup-Image /CheckHealth

DISM /Online /Cleanup-Image /ScanHealth

DISM /Online /Cleanup-Image /RestoreHealth

• Lastly, restart the Windows system.

Clean Windows Update download path:

• Firstly, press the Win logo+ R keys to open the Run dialog. 
• Now, In the Run dialog box, type regedit and hit Enter.
• Next, navigate to the following path:

HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate

• Then, locate WUServer and WIStatusServer in the right-hand pane.
• Now, delete both WUServer and WIStatusServer 
• Lastly, restart the device.

Enable .NET Framework 3.5:

• Firstly, press the Windows logo+ R keys to open the Run dialog.
• Now, In the Run dialog box, type appwiz.cpl and hit Enter to open the Programs and Features menu.
• Then, select Turn Windows features on or off from the Programs and Features menu’s right-hand menu.
• Next, select the checkbox beside the .NET Framework 3.5 on the Windows features page, then click OK to save your changes.
• Now, click Yes to start the process on the confirmation window, and wait for the program to get installed.
• Lastly, restart your computer when the procedure gets finished.

Thus, I hope the above fixes help you to fix the Windows Update 0x800f0806 error, and you can update windows without facing any issues. 

--------------------------

Regards,

Austin_M