If you run into this issue, follow the instructions HERE. Ran shutdown.exe /r, and it just sat at blue 'restarting computer' screen. It is common however for the Virtual Machine to then have an issue shutting down, where it continuously restarts. The black screen happens whether RDP or ILO Remote Console access.
#Parallels windows 10 black screen for mac
When a Parallels Virtual Machine is left unattended for a long period of time, it is common for it to get stuck on a black screen, where closing the application, restarting, and reopening will not fix the issue. Personally, Full Screen mode is one of my favorite features of Parallels Desktop for Mac because it allows me to utilize my Windows 10 VM on my external Thunderbolt Display here at work.
#Parallels windows 10 black screen how to
This document details how to fix the common issue where a Parallels Virtual Machine is stuck on a black screen.