Why did I get error 0x80001770?

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 0x80001770?

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
Event String EventID Generated 0x00000000 Error occured Time could file 1719 Forums Application full expected master GitHub found failed INFORMATION beagleBoard retrieved Server Google recovery 230705 Forum dcdiag 0xFFFBFE39 0x80000008">0x80001718 Groups 17042009 07282004 0x00x800007df0x00x7dc0x00x17700x40x10e0x800017700x00x17710x40x5a0x800017710x00x17720x40x10x800017720x00x17740x1680x1 Replication mode Little endian username 26072004 Logon Failure reason erreur enable systick r1r0 reference clock RenuxstablekernelScenefixedcpp Scorpiion initidletask counting call using M0Sm0sasm topic 0xFFFFFE23 0xFFFFFE39 0xFFFBFE23 r1r0SYSTICKCALIB movs 30112016 dumitrustamaM0S View Filewrap 0x80001760-0x80001768">0x80001764 0x0a0c7775 07112005 0x80000008 0x80001760 OSSV host 0x80001774 0x80001768 0x8000176c 0x0000003b 10232006 133535 problem Support Neowin 0x0000003a 0x80000004 0x80000000 2003 075311 Petri Knowledgebase Working Help Getting This created 030256 17042012 04172012 Winlogon NetApp technologies allow snapvault restore 0x40001005 laboratoire WinMgmt 0xC00015F1 Unknown