Summary: Learn how to see what the Update-Help cmdlet does on your system.
How can I see what Update-Help does on my Windows 10 computer—if anything?
Open the Windows PowerShell console with Admin rights, type Update-Help, and add the –Verbose switch.
It will list everything that it does, the versions of Help that are current, and which versions are updated.
Here is such a command:
Hpdate-Help -Module * -Force -Verbose