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.

With the Excel file open select File in the top-left corner of the screen, followed by Info. Select Protect Workbook, then choose Encrypt with Password.

Add passwords if you want Excel to prompt for a password before allowing a user to open or modify the workbook file.

Microsoft Excel lets you embed content from other applications, including PDF files. You can embed a PDF file into a cell of an Excel worksheet and then use Excel's security features to lock the ...

First, you need to open the Excel spreadsheet and enter your password to access the file. Then, go to File > Info and click on the Protect Workbook option.

Quite often there is a situation in which you don’t want other users to modify the data stored in your Excel file. It can either be because the data is confidential, or the fact that you simply do not ...