Sending Excel files containing crucial financial and business data has risks. To add a layer of protection, you should learn to password protect an Excel file.

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.

You can add or remove a password from your Excel spreadsheets through the File tab. You'll do it slightly differently on a Mac and PC.

At the file level, you can password protect an Excel workbook in two ways: You can determine who can get in and who can save changes.

How to remove a password from an Office document How to set a password for an Office document To add an encryption password to Microsoft Word, Excel, or PowerPoint, use these steps: ...