I didn't have a 2nd monitor plugged in when I started this process, but sure enough, I plugged a monitor into my Dell Vostro 3350 and Windows 10 popped up on the monitor. Still doesn't display on my...

Same problem here.
Installing with downloaded ISO. Went fine, even signed in. It said it was doing an update in the background, and went black screen. No cursor. I have since rebooted,...