Why did I get error 0x80040076?

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 0x80040076?

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
00000000 define IOWARNINGBUSRESET OLAP 80040076 Error Event IOWARNINGRESET name object NTSTATUS0x80040076 IOINFOTHROTTLECOMPLETE NTSTATUS0x40040077 Data 0000 NTSTATUS0x80040082 IOFILESYSTEMREPAIRSUCCESS Windows IOFILESYSTEMREPAIRFAILED 0018000f Process 2147221386 decimal Range Invalid DbDimension 00000001 0010 00660001 00560000 0030 0020 NTSTATUS0x80040081 upon request means reset driver device performed know anybody Best solution Does a79929 NTSTATUS0xC0040075 MinGWw64 referring amingww64headersincludentiologch statement article NTSTATUS0xC004006C IOERRPORTTIMEOUT bmingww64headers IOERRTHREADSTUCKINDEVICEDRIVER cubes just OLAPOLA3CUSTTABLE42S02 transfer always ends perfectly processing Problem kind messages AxaptaKnowledgeVillage which OLAPOLA3CUSTGROUP42S02Invalid with unknown from returned Edition methods designated FACILITYITF codes userdefined master Microsoft GitHub Alexpuxmingww64 Server Enterprise mingww64ntiologch 2003 bmssaOLAPTEP3OLAPTIMEBYDAY ntiologch ErrorCode OLAPTEP3OLAPTIMEBYDAY42S02 Issued Solved InventTableModule Raidport0 COMOLE symbol management Interface AXForum 15012007 HRESULTinfo Type