Check previous versions
Previous versions are available for OneDrive and SharePoint documents. This is helpful for if you think something was added or removed incorrectly and you would like to see what changes were made.
1. Open the document in the desktop Excel app. Choose "Open in Desktop App" on the taskbar. It will ask you to Open in Excel, and you can close the file online.
2. Once the document is open, click File and under Info, see Version History and click "View and restore previous versions."
3. You will see a list on the right of all changes made to the document. You may have to click through quite a few to find the one you are looking for.
4. It should open a new Excel window with the version name at top and Read-Only. It should also have this bar:
5. You can then Restore the version or copy the needed information to the current version.