Hi Abhisheckal
Not solved yet but we're working on it.

- - - Updated - - -

Hi Tekkie Boy

The update worked this time!!

I'm not sure if the last commands you asked me to execute solved...

Hi again Tekkie Boy, success:

WeTransfer

OK, another error msg:
311767

No I get:

wmic:root\cli

Hi Tekkie Boy

Tried your WMIC string but got an error:
311758
The system cannot find the path specified

Hi Tekkie Boy - thanks for your reply (in perfect English) :)

CBS Logs here:
WeTransfer

Tried the update without Kaspersky and it still failed.

Windows 10 Home version 20H2 OS build 19042.630
HP Pavilion 15-cw1012na
8GB RAM
230GB free space
Kaspersky AV
No VPN running
No obvious issues with internet connection during updates
...

OK. That seems the cleanest option thanks.

I'm helping a friend upgrade from Win 7 to Win 10. My Win 10 upgrade went through cleanly and quickly. George (my friend) is not computer literate so I agreed to do the upgrade as he'd been receiving...