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 ...

Quite often there is a situation in which you don’t want other users to modify the data stored in your Excel file. It can either be because the data is confidential, or the fact that you simply do not ...

If you want to set an expiration date and password when sharing Excel files online, here is how you can do that. It is possible to do both of them when using Excel Online. That said, you do not need ...

Formulas are one of the most important components of an Excel sheet and as such, deserve–warrant–protection. You don’t want users accidentally changing formulas and impacting the purpose of your work.