You can sync specific files and folders to OneDrive on your computer under "Preferences" in OneDrive's "Help & Settings" menu ...
You can share files and folders on OneDrive from within Office apps, from your desktop, or from the OneDrive website.
First up is a new OneDrive Windows app. Currently, Windows 10 and 11 both offer limited options for interacting with your photos and other files in OneDrive without going to the website. You can view ...