Reasons of this issue
The error 0x80240031 occurs mostly because of a corrupted Windows file or registry file or some other problem of system files. The problem with Windows files prevents the installation of the update.
Method 1: Windows Troubleshooter
Go here and download the windows troubleshooter for your Windows version. Once it is downloaded, run the file and wait for it to troubleshoot the problem. Once it is finished, try the update again.
Method 2: Disabling Windows Update
Now check for the updates and it should work fine. If there’s still a problem in downloading the update then try these steps Now check the Windows Update again and it should work.
Method 3: Turn off updates from more than one place
Now try the Windows Update. If it doesn’t work go here, download the file and run it. Once it is finished try to Windows update again.
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