Apparently, this error prevents downloading certain security patches, but gravity-wise, it’s not so hard to overcome. Of course, you’ll still need to perform some troubleshooting steps.
First, run the Windows Update Troubleshooter. In comparison to previous Windows iterations, Windows 10 has more than a valid built-in troubleshooter which covers basically every issue that can occur.
Reboot and boot into safe mode > Open CMD to allow administrator.
Type: net stop wuaauserv and press Enter > type: net ward off cryptsvc and press Enter.
Navigate to C:\Windows and search and uninstall software to rename this folder.
Go to CMD, type: start net wuauserv and press Enter > type: start n internet cryptsvc and press Enter.
Restart your computer.
Start stepping through the Run 60 Feet dialog box by pressing Windows key + R.
Under the Troubleshooting tab, go to roughly the right side of this settings screen and scroll down to the Get up and go section.
Once you run the Windows Update troubleshooter, it will automatically start scanning your system for imbalances.
Run the Windows Troubleshooter for Windows Update
Restart Update affected services
Download and install updates manually
Run DISM and System File Checker
Disable new antivirus program
Update your drivers
Repair Windows. The Windows Update Troubleshooter is a tool released by Microsoft to troubleshoot Windows Update issues.
Make sure you have enough public storage space.
Troubleshooting Windows Update.
Use Device Manager to check for errors and arrange for updates.
Remove Personal Computer Security.
Restoring system files.
Fix complex typing errors.
Perform a clean boot with Windows 10.
Reboot your laptop and boot into OK > mode. Open cmd as administrator.
Type: stop net wuaauserv and press Enter > type: stop net cryptsvc and press Enter respectively.
Navigate to C:\Windows, select SoftwareDistribution and delete or rename this process folder.
800b0109 means: The certificate chain is being processed but ends near a root certificate that the trust provider does not actually trust.
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