


How to fix 'The file is corrupt and cannot be opened' Excel 2010 error
Jun 03, 2025 am 09:03 AMQuick tip: learn how to open a corrupt xls. file in Excel
Typically, when upgrading software, you anticipate only enhancements. However, it can be quite frustrating when after switching to Excel 2010 you are unable to open an .xls file created in Excel 2003 or earlier versions. If you've ever seen the "The file is corrupt and cannot be opened" message in Excel 2010 and later, you know what I mean. But don't worry—you can still open it!
How to open a corrupt xls. file in Excel 2010 - 365
Follow these steps to view your valuable .xls data in Excel 2010 and later:
- Launch Excel.
- Go to File -> Options.
- Choose Trust Center and click the Trust center settings button.
- Select Protected view.
- Deselect all the options under Protected View and confirm by clicking OK.
- Restart Excel and attempt to open the corrupted Excel files.
Note. For security purposes, you should save your document in the new Office format like .xlsx. You can do this by going to File > Options -> Trust Center -> Trust Center settings -> Protected View. Recheck all the options under Protected View, click OK, and restart Excel.
This will restore the security settings. Of course, you wouldn’t want to open any file unsafely.
That’s it. Hopefully, it works for you and your files :).
Thanks and see you!
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