Why did I get error 0x80040D50?

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 0x80040D50?

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 GTHREINVALIDHOSTNAME 0x80040D53">0x80040D52-0x80040D50-GTHREDUPLICATEPROJECT">0x80040D51 server 0x80040D53">0x80040D52 GTHREINVALIDSTARTPAGE with path character name 0x80040D48 0x80040D49 protocol Microsoft MUST GTHREDUPLICATEPROJECT 0x80040D53 GTHREINVALIDDIRECTORY WindowsSearchErrorsh GTHREINVALIDLOGFILENAME MSADMWS scheme does throw section RFC2396 described Service HRESULT COMException Interface 2147218096 http 0x80040D54 field crawl normalized identified rule Error FACILITYITF COMOLE List 0x8004180E CollisionDetected 0x80040D56 ChannelConnectTimeout 0x8004180B convert https string URLencoded 23062016 GTHREINVALIDRETRIES management Administration Search exist invalid specified contain Specify 3408 User HRESULTS 27092011 0x004 code source VerySource BorlandC55rarsrchstath View characters following 3409 spaces MagNumDB GTHREINVALIDPROXYPORT Number Magical GTHREFILTERINTERRUPTED v300 Site 19971998 Copyright SystemInt32 Int32 Sleuthing Software 6914396 0x80040D49L Database Kits10Include100162990umWindowsSearchErrorsh33260 ProgramFilesx86Windows come first issue across manufacturer awaiting surprised update other whitespace contains fault SOAP ActivateCrawlRule suggestions host MSDN client Required Authentication Pity supported cannot ExternalAuthoritative Login BasicAuth wasnt basic getting going auth looks written stuck like Opensource C12Adapter Class MErrorEnum 0x80040D45 0x80040D44 0x80040D47 0x80040D46 Reference 0x80040C17 ReceivedPacketToggleBitFailure PossibleTamperingDetected DeviceReportedBadPacketCRC 0x80040BD5 ReceivedDataSizeDifferent 0x80040BE9 ChannelDisconnectedUnexpectedly 0x80040D43 0x80040D2C 0x80040D2A 0x80040D2F 0x80040D2E containing message ErrorCode win32 0x80040D31 0x80040D39 0x80040D38 0x80040D41 0x80040D40 0x80040D34 0x80040D32 0x80040D37 0x80040D35