Microsoft OneDrive doesn’t always behave itself, but you can get the file backup and syncing service back on track if you ...

XCOPY is a built-in command-line tool for Windows 11/10 that lets you ... you will perform the sync process for both the hard drives, only the changed or newly added files present in the source ...

However, if you do not want to get such notifications all the time in the File Explorer, you can turn it off. For that, you need to disable the Sync Provider notification in Windows 11/10.