Errors 0x800f081f While Installing Windows Update

Errors 0x800f081f While Installing Windows Update:

How to repair Errors 0x800f081f?

Your PC might need to restart while following these steps. Please save and close any documents you may have open before you start.
Note: You may need to run this process more than once to download all available updates.

• Load Windows 8

• On the ‘Start’ screen move your mouse cursor over to the bottom right hand side of the screen.

• This will display a sidebar with a list of options. Select ‘Search’

• A screen will appear with all your installed apps, select ‘Control Panel’ from the ‘Windows System’ list.

• When the Control panel loads select ‘System and Security’

• Then select ‘Check for Updates’ (this can be found in the Windows Update section.

 • Then select ‘Check for Updates’

• Windows will start searching for updates.

• Once Windows has finished searching for updates, a button will appear giving you the option to update. Press this, Windows will then install all the important updates. Your computer might need to restart during this process.

• If you’re still having issues running your Windows-8-compatible game after updating, it’s recommend you check for Windows Updates again as some updates are needed before other updates become available.
Manually reset Windows Update components

Important Follow the steps in this section carefully. Serious problems might occur if you modify the registry incorrectly. Before you modify it, back up the registry for restoration in case problems occur.
To reset the Windows Update components, follow these steps:

1. Open a command prompt. To open a command prompt, press the Windows logo key + R, copy and paste (or type) the following command in the Run box, and then press ENTER:
cmd

2. Stop the BITS service and the Windows Update service. To do this, type the following commands at a command prompt. Press ENTER after you type each command.

• net stop bits
• net stop wuauserv

3. Delete the qmgr*.dat files. To do this, type the following command at a command prompt, and then press ENTER:
Del “%ALLUSERSPROFILE%\Application Data\Microsoft\Network\Downloader\qmgr*.dat”

4. If this is your first attempt at resolving your Windows Update issues by using the steps in this article, go to step 5 without carrying out step 4. Step 4 should only be performed at this point in the troubleshooting if you cannot resolve your Windows Update issues after following all steps but step 4. The steps in step 4 are also performed by the “Aggressive” mode of the Fix it Solution above:

a. Rename the following folders to *.BAK:
• %systemroot%\SoftwareDistribution\DataStore
• %systemroot%\SoftwareDistribution\Download
• %systemroot%\system32\catroot2
To do this, type the following commands at a command prompt. Press ENTER after you type each command.
• Ren %systemroot%\SoftwareDistribution\DataStore *.bak
• Ren %systemroot%\SoftwareDistribution\Download *.bak
• Ren %systemroot%\system32\catroot2 *.bak.
b. Reset the BITS service and the Windows Update service to the default security descriptor. To do this, type the following commands at a command prompt. Press ENTER after you type each command.
• sc.exe sdset bits D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;BA)(A;;CCLCSWLOCRRC;;;AU)(A;;CCLCSWRPWPDTLOCRRC;;;PU)

• sc.exe sdset wuauserv D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;BA)(A;;CCLCSWLOCRRC;;;AU)(A;;CCLCSWRPWPDTLOCRRC;;;PU)

Type the following command at a command prompt, and then press ENTER:
cd /d %windir%\system32

Reregister the BITS files and the Windows Update files. To do this, type the following commands at a command prompt. Press ENTER after you type each command.
• regsvr32.exe atl.dll
• regsvr32.exe urlmon.dll
• regsvr32.exe mshtml.dll
• regsvr32.exe shdocvw.dll
• regsvr32.exe browseui.dll
• regsvr32.exe jscript.dll
• regsvr32.exe vbscript.dll
• regsvr32.exe scrrun.dll
• regsvr32.exe msxml.dll
• regsvr32.exe msxml3.dll
• regsvr32.exe msxml6.dll
• regsvr32.exe actxprxy.dll
• regsvr32.exe softpub.dll
• regsvr32.exe wintrust.dll
• regsvr32.exe dssenh.dll
• regsvr32.exe rsaenh.dll
• regsvr32.exe gpkcsp.dll
• regsvr32.exe sccbase.dll
• regsvr32.exe slbcsp.dll
• regsvr32.exe cryptdlg.dll
• regsvr32.exe oleaut32.dll
• regsvr32.exe ole32.dll
• regsvr32.exe shell32.dll
• regsvr32.exe initpki.dll
• regsvr32.exe wuapi.dll
• regsvr32.exe wuaueng.dll
• regsvr32.exe wuaueng1.dll
• regsvr32.exe wucltui.dll
• regsvr32.exe wups.dll
• regsvr32.exe wups2.dll
• regsvr32.exe wuweb.dll
• regsvr32.exe qmgr.dll
• regsvr32.exe qmgrprxy.dll
• regsvr32.exe wucltux.dll
• regsvr32.exe muweb.dll
• regsvr32.exe wuwebv.dll

Reset Winsock. To do this, type the following command at a command prompt, and then press ENTER:
netsh winsock reset

If you are running Windows XP, you have to configure the proxy settings. To do this, type the following command at a command prompt, and then press ENTER:

proxycfg.exe -d

If you are running other versions of Windows, type the following command at a command prompt, and then press ENTER:
netsh winhttp reset proxy

Restart the BITS service and the Windows Update service. To do this, type the following commands at a command prompt. Press ENTER after you type each command.
• net start bits
• net start wuauserv

If you are running Windows Vista, clear the BITS queue. To do this, type the following command at a command prompt, and then press ENTER:

bitsadmin.exe /reset /allusers
Install the latest Windows Update Agent.
Restart the computer.

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