Unfindable documents in Documents folder on Macbook Air Sonoma 14.6.1

There is documents folder On the Computer

And then there is a documents folder in iCloud

Finder >> Go >> Documents would point to On the Computer

Finder >> Sidebar , left panel may point to documents on iCloud

Add your Desktop and Documents files to iCloud Drive )

We understand you what to help but . . .

To put the record straight

There are no known Windows-like Viruses in the wild that self replicate and affect macOS, because of the underling UNIX  Foundation and Permission Limitation. 

The Operating System resides in a Sealed and Read Only Volume that cannot be opened by the User nor by Third Party Applications.

The Only thing this Antivirus software is protecting is the Bank Account of the Developers and for zero return to the User aside from the problems this software creates.

Security. Built right in

Mac app security enhancements

The Built in Security  is all that is required to protect the computer.

Protecting against malware in macOS

AVG AntiVirus   and read some of the may posting regarding this specific AV Software

Look ⬆️

Or, if you have missed that posting which can happen if you have not yet changed Your User Perferenes on the Apple Support Forums to " Oldest "

https://discussions.apple.com/profile/preferences

Helper9000 wrote:

There could be a virus on your computer

try AVG antivirus

Please don't!

There is no reason to do this, quite the opposite.

Effective defenses against malware and other threats

There could be a virus on your computer

try AVG antivirus