You need to manually update your computer from a Windows installer USB Flash drive. the instructions are in post #20, #30 and #32 among many others.
Is the error message affecting the performance of the device? Can you still access the internet and browse?Mine has been stuck with this error of the 20H2 update for the last two weeks.
2021-01 Update for Windows 10 Version 20H2 for x64-based Systems (KB4023057) - Error 0x80070002
Other updates install on their own OK,
What app is scanning what device?whenever the device would finish scanning,
Okay, many thanks spunk.funk. It does say that routine updates automatically update drivers. So I'll let it be at that.What app is scanning what device?
Glad to see you updated your computer to the latest Windows 10 version 20H2. There is no need to upgrade any drivers unless a device is not working properly. Sometimes Windows Update Drivers for devices are not compatible with the drivers that are provided by your computer or Motherboard manufacturer.
I was referring to the sidebar notifications (screenshot). After update it was only giving 'restart' notifications. Previously it would give notifications of Win security scan results as well. However, since today that notification began coming.Please explain what notification. I don't believe in updating drivers if not necessary but if a caution shows in Device Manager, that's different.
No, it does not say "the moment I delete it, it's recreated."Okay, I see. It says Windows keeps a copy of thumbnails to be displayed quickly when you open a folder .. if deleted will be recreated automatically as needed. So this means the moment I delete it, it's recreated.
This reminds me, is it a good idea to use the storage sense in Win 10 for automatic cleanup to gain disk space? This option is not activated in my pc."Clean Up System Files ... is designed to help you regain valuable hard disk space by removing system files that are no longer necessary to the functioning of the operating system--old installation files, Windows Update leftovers, and outdated device drivers, just to name a few. "
Source: How to clean up system files with the Windows 10 Disk Cleanup tool.