Over the past several decades, few workplace applications have become as indispensable as Microsoft's versatile spreadsheet editor, Excel. The tech company debuted the spreadsheet editor in 1985, and ...

Protecting cells in your Microsoft Office Excel 2010 spreadsheet is a good idea because it enables other people to view the spreadsheet but prevents them from modifying your data and formulas.

You can password-protect your Microsoft Excel spreadsheets to prevent unauthorized people from opening or editing them. If you only block edits, anyone can open your ...