If you have sensitive data you'd like to keep from prying eyes in a Microsoft Excel file, the easiest way to protect it is with Excel's built-in password tools.

Read on to learn how to set and remove a password from your Excel spreadsheet, on both PC and Mac. Check out the products mentioned in this article: Microsoft Office Home (From $139.99 at Best Buy) ...

To make changes to the protected sheet, they will need to go to Review > Unprotect Sheet and enter the set password. Excel also allows you to protect the workbook structure.

Open the spreadsheet in Excel Online. Click on the Share option. Click the Anyone with the link can edit button. Click on the Set password option. Enter the desired password. Click the Apply button.