Why did I get error 0x80043807?

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 0x80043807?

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
fiscal Invalid 0x80043805 type const IDSSALESPEOPLEINVALIDFISCALCALENDARTYPE 0x80043808 IDSSALESPEOPLEFISCALSETTINGSALREADYUPDATED description calendar IDSSALESPEOPLEINVALIDFISCALPERIODINDEX period index Reference Meters 0x80043804 updated 0x8004380A manager Territory belong Individual other public only ErrorCodescs They 2272015 0x80043464 once manualzzcom been Dynamics 23042010 2147760138 SDCEMHOSTESYSCALL settings already IDSSTATEDOESNOTEXIST 0x80043809 0x80043496 2147759254 2147759255 0x80043802 2147759204 2147759258 2147759259 2147759256 2147759257 0x80043499 0x8004349A 0x80043497 0x80043498 0x8004349E 0x8004349F 0x8004349B 0x8004349C unManagedidssalespeopleinvalidfiscalcalendartype 2147207159 2147207160 uncheckedint0x80043808 05032016 change uncheckedint0x80043809 FiscalSettingsAlreadyUpdated Activity Create Party Specified uncheckedint0x80043807 unManagedidssalespeopleinvalidfiscalperiodindex Cannot Repair Ronald data 2147760133 2147760132 SDCEMHOSTEINVALIDINPUT SDCEMHOSTENOMEMORY Synchronize SDCEMHOSTEINVALIDOPERATION 2147760135 using systems Lemmen 2009 02022015 with external Stampscom