When most Mac users discover that they’ve accidentally deleted or otherwise lost an Excel file that they don’t have backed up anywhere else, they assume the file is gone for good. Method 1: Recover a Permanently Deleted Excel File with Disk Drillīest for: Recovering permanently deleted Excel files that you don’t have backed up on another drive. There are several different ways how to recover an Excel file on Mac, and you need to choose the one that best fits your data loss scenario. How to Recover a Deleted Excel File on Mac Method 3: Get Back Excel Spreadsheets with AutoSave.Method 2: Retrieve Lost Excel File from the AutoRecover Folder.Method 1: Recover the Unsaved Excel File from Temporary Files.How to Recover an Unsaved Excel File on Mac.Method 3: Restore the Excel File Using Time Machine.Method 2: Undelete the Excel File from Trash Bin.Method 1: Recover a Permanently Deleted Excel File with Disk Drill.How to Recover a Deleted Excel File on Mac.