How to resolve the error "Destination user not active in Microsoft 365"?

To resolve this error, the destination user's account has to be restored (if deleted) or reactivated (if blocked) in Microsoft 365.

1. If the user is deleted, click here for instructions on how to restore a deleted user. 

2. If the user is blocked, click here for instructions on how to reactivate the user. 

Once the user is restored or reactivated, please try restoring the file(s).