Describes the cause and action for error messages.
2003 unable to open xlsx file
windows - Excel cannot open an xlsx file - Super User
Older version of Excel will not open XLSX files
How can I open .xls file with Excel 2016?
microsoft excel - I have a user that is unable to ...
Excel documents will open excel with blank window
[SOLVED] Compatibility problem opening .xlsx in Excel 2003 from ...
[SOLVED] Excel 2016, opening .xls problem
Cannot associate xlsx files with Excel (Office 2010 Professional ...
[SOLVED] Excel 2010 can't open .xlsx files only .xls