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.

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.

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.

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

Open the Excel file you want to protect with a password. Click on File -> Info. Now select Protect Workbook. Select Encrypt with Password from the list. Now enter the password. Confirm it once ...

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