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.

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.

On the right side, select the Open checkboxes for the file types that you want to open in the Protected View. Now, select the Open selected file types in Protected View radio button at the bottom.

It is possible to create a macro in an Excel sheet that unlock the sheet which is already protected by a password. Users can easily prepare a document in the sheet and then lock it again with a ...

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.

You can make Excel always open old spreadsheets in Protected View. Enable or disable Protected View using in-built setting, Group Policy, Registry.

A recommended approach to secure your most private documents — whether it’s a PDF, Word file, or Excel spreadsheet — is to lock them with a passcode. While this does help keep sensitive ...

Key Takeaways : Excel spreadsheets can be protected by Edit Ranges, Sheet Protection, Workbook Protection, File Modify Password, VBA Project Password, and File Open Password.

A recommended approach to secure your most private documents — whether it's a PDF, Word file, or Excel spreadsheet — is to lock them with a passcode.