Remember that, with password protections removed, anyone with access to your Excel file can open, view, and edit it. If you've decided a password isn't necessary anymore, this likely isn't an issue.

There are several options available to you to protect your Excel file with a password. Remember that once you protect the Excel file, you cannot open it without entering the password.

This guide will show you how to safely unlock your password-protected documents — including PDFs, Word, and Excel files — using Wondershare Dr.Fone.

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.

In Word, Excel, or PowerPoint for Windows, open the file you want to protect with a password, then select File and Info. You should see a Protect option at the top of the next list: Click this ...