It's like going back in time
How to Recover a Previous Version of an Excel File – Tutorial
Did you know you can view and restore previous versions of workbooks with version history in Excel? From changes made by collaborators to changes you made by accident, you can easily salvage that spreadsheet.
In Microsoft Excel on Windows, Mac, and the web, along with OneDrive and SharePoint, you have several ways to view the version history of your workbook. You can see the change, find the error, or restore the entire file in just a few minutes.
Viewing the version history for a Microsoft Excel workbook has many benefits, and can be especially useful when collaborating with others. You may want to see who changed what, when the last edit occurred, or even restore an earlier version.