I just tried this as well, two different Windows 10 boot disks, one that was pre-activated, the other asked me to type in the key.
None are allowing me that option, one isn't even allowing a full install. The other, I didn't even try.
It's not allowing my to access Windows Explorer, remember?
I also just tried accessing that via a file search in a gmail.com attachment. Looks like all the permissions are checked, yet, no dice.
So, I was tinkering around w/my Dell Latitude E6440 laptop some weeks ago, let's say a month now and I mistakenly changed my permissions.
Now almost no programs work, not even Windows Explorer.
See the attachments for the messages I get...
"Windows cannot access the specified device, path, or...