If you have Windows 10, OneDrive is usually pre-installed on your PC. It should be running in the system tray (bottom right by the clock) or you can find it by clicking Start and typing OneDrive.
If it is not available, please install OneDrive like this:
<aside> 📈 To save space on the computer, set your OneDrive folder and files as online (On Demand): • Right click on the OneDrive icon and click on Help and Settings > Settings. • On the Settings tab, tick the Save space and download files as you use them box.
Please check that your OneDrive is running and logged in: