Existing users need to turn on Files On-Demand in OneDrive Preferences. These always available files download to your device and take up space, but they’re always there for you even when you’re offline.ĭownload and set up OneDrive Files On-Demandĭownload and install OneDrive Files On-Demand for Mac.įor new OneDrive accounts on Mac OS Mojave, Files On-Demand is turned on by default when you set up OneDrive. Only files that you mark as Always keep on this device have the green circle with the white check mark. Just right-click the file and select Free up space. If you need more space, you can change the file back to online only. You can open a locally available file anytime, even without internet access. When you open an online-only file, it downloads to your device and becomes a locally available file. You can’t open online-only files when your device isn’t connected to the internet. You see a cloud icon for each online-only file in Finder, but the file doesn’t download to your device until you open it. Online-only files don’t take up space on your computer. Your files will have these statuses in Finder: