While it is technically possible to open an Excel file in Notepad, this is not a good idea. Excel files are binary files that contain complex formatting and data structures. When you open an Excel ...
How-To Geek on MSN
Don't just hit save: 5 Excel formats that will change the way you work
Upgrade from standard Excel workbooks to specialized formats that shrink, shield, and streamline your spreadsheets.
Some results have been hidden because they may be inaccessible to you
Show inaccessible results