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 your Excel worksheet prevents others from making changes to the original data. If you want to allow others to add or change data in only certain parts of ...

Protecting a worksheet in Excel 2003 prevents others users from editing it. For example, if you have tracked and charted your business's sales on a sheet, you will want co-workers to access the sheet ...