I am not sure if it will help in your situation, if you use windows update from XP mode and with a bit luck it requires a restart, then the process would seem to involve a shutdown and restarting of virtual PC
OnePlus 5T review: Hands-on
Illustrator Andrés Lozano on his improv line work, brazen use of colours & hand sketching
iPhone X review
Comment envoyer gratuitement des gros fichiers ?