Besides, they say that Windows Defender and Microsoft Store has also been influenced.
Now, read this post fromMiniToolto get methods to get rid of the issue.
Well retry later, or you might check now.

If it still doesnt work, check that youre connected to the Internet.
Also, you may find that youcant update Windows DefenderandMicrosoft Store ain’t running.
The we couldnt connect to the update service Windows 10 error can be resulting from several reasons.

The Windows update service is stuck or not running.
This post 6 Helpful Ways to Fix Not Enough Space for Windows 10 Updatemaybe is what you need.
The steps are as follows:
Step 1:Press theWindowsandRkeys at the same time to open theRundialogue box.

throw in services.msc and clickOKto open theServicesapplication.
Step 2:From the list of applications, right-clickWindows Updateto selectRestart.
If not, try the next solution.

you’re able to refer to the guide below.
Step 1:Press theWindowskey andIkey together to open theSettingsapplication.
Step 2:Then go to theTroubleshoottab and chooseWindows Update.

Step 3:ClickRun the troubleshooterto continue.
Then the Windows Update Troubleshooter will start detecting problems.
Then, you just need to clickApply this fix.

Then Windows Update Troubleshooter will continue detecting and fixing the problem.
Step 2:ClickNetwork and Sharing Centerand clickChange adapter prefs.
Step 3:Right-click your data pipe connection icon and selectProperties.
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Step 4:ChooseInternet Protocol Version 4 (TCP/IPv4)and clickProperties.
Step 5:Click theGeneraltab and clickObtain DNS server address automaticallyif it is not selected, then clickOK.
To do that, you’re able to follow the steps.

Step 1:TypeCommand Promptin theSearchmenu.
If the error still exists, try the next fix repair corrupted system files.
Step 2:throw in the following command and pressEnter.

This post Multiple Ways to Disable Avast for PC and Mac Temporarily/Completelymay be the one you need.
Here is how to do that:
Step 1:Open theSettingsapplication again and go to theUpdate & Securitysection.
Then clickView update history.
Step 2:Copy the recent KB number of the Windows Update package.
Step 3:Go to theMicrosoft Update Catalogwebsite.
Paste the KB number of the Windows Update package in theSearchbox and pressEnter.
Step 4:Click theDownloadbutton and a popup window will appear.
In the popup window, tap the.msu filelink to download it.
When the file has finished downloading, double-nudge the .msu file and Windows will drop in the new update.
Now, the we couldnt connect to the update service Windows 10 issue should be fixed.
wise to create a system image.
And you’re able to use it for free within 30 days.
Now, hit the following button to download MiniTool ShadowMaker Trial.
Step 1:Launch MiniTool ShadowMakeer.
Step 2:Then, go to theBackuppage.
MiniTool ShadowMaker chooses the system as the backup source by default.
Step 3:Click theDESTINATIONmodule to choose the backup destination.
Here are four available paths includingUser,Computer,Libraries, andShared.
Or click theBack Up Laterbutton to delay the task.
When the backup process is finished, the system image is successfully created.
I make a backup of my system successfully with MiniTool ShadowMaker.
Besides, to safeguard your system, you had better back up your system regularly.