Learn how to unprotect Excel sheets or workbooks without a password using this simple step-by-step guide. No software required!

From now on, when you open an Excel file, it asks for a password to access content. Enter your password and click OK to unlock it. Protect the workbook structure You can also protect the workbook ...

In some instances, the files open well on different browsers and in file desktop apps like Excel but fail in other Microsoft apps.

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 ...

Microsoft Excel has several features designed to help you recover unsaved versions of files and prevent data loss.