My Win10 PC has gone mad. Stats: 8GB ram, Windows 10 Pro, version 21H1.

Upon bootup, explorer.exe immediately starts using more and more of the available memory. It takes about 90 seconds for...

Thanks! The "SMB 1.0" was a new one for me. Not clear why it needs to be OFF, but I went for it. I found info on it here...
How to Enable SMB 1.0/CIFS File Sharing Support on Windows 10 | WD...

Occasionally I need to set up small LANs of between 3 and 6 PCs. They are all Win 10 machines. Some are Win 10 "home" and some are "pro". They have all been updated to the latest build.

The...