Why did I get error 0x80040338?

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 0x80040338?

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
define import click 0x80040339 public suspended const with invalid field Jobs System resume duplicate column classrange eRoom ASN1 classsize heading exists bytestd open perform operation background Cannot date Error Dynamics delete order Imports Workplace locked either associated DuplicateHeaderColumn 2147220679 AsyncOperationSuspendedOrLocked specified uncheckedint0x80040339 uncheckedint0x80040337 2147220681 Search uncheckedint0x80040338 2147220680 EmptyHeaderColumn Synchronize data EROOMEINVALIDDATERANGE ErrorCodescs range entered 23042010 05032016 2147220677 0x8004033A change external systems using 0x80040352 0x80040353 From 0x80040351 0x80040350-0x80040351-enabled">0x80040348 0x80040349 0x80040350 1d8d6ac42d2e37d119021e020d8b260a92426811 stylebackgroundcolor009900 classsection rodatastr18td classsectionrow POSIXsignalsSetprocesssignalstd 0x8003CF10 0x8003CF34td 0x8004033d 0x8004033e 0x8004033f 0x8004033c Words List 0x8004033b 0x80040340 0x80040345 0x80040346 0x80040347 0x80040344 0x80040341 0x80040342 0x80040343 0x80040334 HWMATRIXPRI14 HWMATRIXPRI15 HWMATRIXPRI13 0x8004032C HWMATRIXPRI12 0x80040330 Unsniff Networks 03022006 will Unleash Plugin Developers Guide rtthreadasm9260th master RTThreadrtthread 02052011 Code Programmer Sinting GitHub HWMATRIXPRI10 0x80040328 HWMATRIXPRI11 0x80040324 HWMATRIXPRI8 0x80040320 HWMATRIXPRI9 Appendix Codes EROOMESITEDATAERROR fields tags only some site Administrator EROOMESYBASESYNTAXERROR EROOMENOENDDATE contact database corrupted Please name exactly became message become current action UAPIERRASNTAGERROR specify explicit implicit mistake There tagging common