Today I turned on my PC to install the update and I got hit with a page saying I needed to install 171.03 GB. I’ve seen other people install this on youtube and they only had to do 17GB and then 5 for the World part. It also says "To complete the instillation Microsoft Flight Simulator will now down…

Click on ‘select folder’ or something like that, and navigate to the main folder ▶ MS Store ▶ Steam ▶ custom install