"The file is corrupt and cannot be opened" error on office 2010 Excel while opening .xls files

I recently upgraded my office to 2010 from 2007 after that i am unable to open any .xls files created by previous version

 

no issue with the files because i can open it in 2003 sp3 and 2007 sp2 versions 

 

Question Info


Last updated September 24, 2018 Views 342,836 Applies to:
Answer

Try the following steps:

 

1. Open Excel 2010.
2. Click on File > Options.

3. Select Trust Center > Trust center settings.

4. Select Protected view.
5. Uncheck all the options under Protected View > OK.

6. Restart Excel 2010 and try to open Excel documents.

 

 

 

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