(Like many of my technology postings, this is really here for my own notes on problems I run into, the solutions I try and what works when. They are updated as I learn.)
10.18.17 Again an error during updates.
Tried a SFC /SCANNOW to troubleshoot missing or corrupted system files on Windows .
a. Press Windows + X key and click Command Prompt (Admin).
b. Type the command: sfc /scannow and press Enter.
c. Restart the computer and check.