Save files from one computer to another on the same system.
Save files from one computer to another on the same system.
You're curious about how game saves work after a fresh install. It seems Steam and Uplay don't automatically sync your progress to the cloud, so you'll need to back up your saves manually. If you had both a desktop and a laptop, people often use different methods—like cloud storage for one device and local saves for another—to avoid losing progress.
Yes, you should have transferred the files to your new PC and placed them in the same directory on it.