Why did I get error 0x8000033F?

Windows Update continous fails to search for Updates or cannot install them. The source of this problem could be various things as
> Windows Registry
> Windows Filesystem
> Internet access

> Windows Update service
> File corruption
> Misconfiguration
> Adware
> Virus and Malware

How to fix Windows Update error 0x8000033F?

However, if you’re technically savvy, you can try the steps below:

1. Click Start and start typing on your keyboard for "services.msc"

2. In your search results "services.msc" should show up. Open it with a click.
3. A new windows will open containing all Windows services on your system.

4. Search for "Windows Update"
5. Right-click the "Windows Update" and then click Stop.

We will now clean the Windows Update temporary cache folder:
1. Hold your windows-key pressed and hit "R" key simultanous.
2. A small new windows will appear.
3. Type %windir%\SoftwareDistribution\DataStore in this new window and click OK.
4. This will open Windows Explorer on the correct location.
5. Delete all contents of this folder. (Hint: Use Ctrl + A to select all files and folders)

Now we will start the Windows Update Service again:
1. Switch back to the windows Services.
2. Locate Windows Update.
3. Right-click on it and choose Start.


If the problem still persists, you can run the System File Checker (SFC) utility. This handy in-built tool will check your filesystem.
1. Click Start and start typing on your keyboard for "cmd".
2. In your search results cmd should show up with an black icon.
3. Right-click it and select Run as administrator.
4. If you are prompted for the admin password, enter the password and click OK.
5. A new completely black windwos will open. You can type commands directly into this window.
6. Type sfc/scannow and press Enter.
7. This process will take a long time. You can minimize this black windows and work on.
Come back to the black window after a time and check if the process finished.
As soon as the SFC process finished, restart your computer. After the restart you search for Updates again.


You are still facing the same issue?

1. Restart your computer.

Next thing is to clean Windows Update download path. These steps are only for expirienced user! If you mess up your computer with Regedit, you could loose your files! Take care or use a professional tool to investiagte your computer.
1. Hold your windows-key pressed and hit "R" key simultanous.
2. A small new windows will appear.
3. Type regedit in this new windows and hit Enter.
4. In the new windows you have a navigation on the left side. Use it to navigate to
HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\Windows\WindowsUpdate
5. Once you found it, search for WUServer and WIStatusServer in the right hand pane.
6. If they are not listet we cannot clean the download path. Othwerwise delete both.
7. Restart your computer.

Try to search for new Updates again.
You are still facing this issue? I think this is not an usual problem and your computer should be checked by professional.
Try to look for a solution here or search further in the search box below.



Advanced information

The following Windows verisons are affected by this error:
> Windows Vista
> Windows 7
> Windows 8
> Windows 8.1
> Windows 10
> Windows 10 Redstone 2
> Windows 10 Creators Update
> Windows Server 2008 R2
> Windows Server 2012
> Windows Server 2016
device Pincap State ALSA Information Script ISIS OSPF Choosing Networks LargeScale Chapter Router kernel Synchronization Database Link 0x0f Node Complex 0x80400581 wcaps settingD0 Power actualD0 0x19 Connection Stereo turning optimization OpenWatcom rxbd0j 0x80008e01 21022008 0x000aac84 rest66518228 causes crash rwd7p 0x37e 0x8e08 rxbd0i 0x37f 25012014 0x80008e00 rwd7o 0x8000033e 501444095 When into focus noncontribution from Mozilla st0xb0020000 250x6500 clMozillaWindowClass9540800x3f6ffb4 problem 0x8000033fE definition make procedure change window works again fl0xf parameter volatile 28112010 enabled0 exampleospfdnetwork 0x82214000 Fixed 0459 address Designated Advertising Search CPAN 1721920668 Default 0464 17112014 index0 0460 24092011 EPSS ImpSense Vref caps device0 Detect Trigger 17216068 0x5069fe38 0x001a8ca7 swiftshaderChameleonScenecpp 0x1e9b9a3c 0x0000033f 0x1e9b99c5 amd64 i386 userland master googleswiftshader 0x7fffe13f0x5b872b3f0x7b4b9c3f0xe77cd03e0xa0e263e0x7ffffb3f0x8000003f0x8000033f0x232ad23f0x473b5d3f0x3edee4be0xf0be09bf0x8000013e 0x1eb1a0df Length Network MacFreak Number Checksum 0x2cd3 dagen nieuwe 20012009 Forum derde panic