Until this point, you could find AutoSave through Office Online - for example, if you were editing a file in Word Online or Excel Online - and in Office for Android, iOS, and Windows Mobile. And yes, I had the autorecover enabled, but it still. Hours of work on an Excel file seems to be gone after MBP shutting down unexpectedly. I guess this doesn’t work for Mac and Office 2008. It can restore the unsaved file to the last saved version. Recover Unsaved Excel Files via AutoRecover Microsoft Excel now has a built-in AutoRecover feature which can help users retrieve the files if Excel closes unexpectedly due to power failure or computer crash.A good habit of saving Excel files in time and preparing a backup copy will also work to your advantage. We will also introduce a professional data recovery that can help you out when Excel's built-in features fail to work recover excel files that are not saved. Follow us to see how these features recover unsaved excel files on Excel 2016/2013/2011/2007/2003. But, thankfully, Microsoft Excel has built-in AutoSave and AutoRecover features which can help you avoid losing important data. If you happen to be working hard on an Excel workbook but forget to save it in time when Excel stops working or if you accidently close the file without saving it, it would be a big tragedy. Computer crash and power failure occur frequently and unexpectedly.