You worked hard to put that Excel sheet together, now protect it from unintended damage.

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.

How to Protect and Hide Excel Macros. Creating a macro in Microsoft Excel allows you to program automatic tasks into a spreadsheet or template that can contain multiple commands or functions for ...

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.

Most folks have a few documents–legal forms, business records, account spreadsheets, etc.–they’d like to protect from prying eyes. Here’s a little-known fact: Word and Excel let you assign ...