Microsoft Excel has been one of the go-to spreadsheet apps for several decades, and it's developed an array of tricks throughout its lifetime, not just for making data entry, editing, and organization ...

If you want to set an expiration date and password when sharing Excel files online, here is how you can do that. It is possible to do both of them when using Excel Online. That said, you do not need ...

Enter the password and note it in a secure place. How to password protect an Excel workbook Your email has been sent At the file level, you can password protect an ...

You've created an important or confidential file in Microsoft Word or Excel, and you want to keep it private or at least secure. Perhaps you want to make sure that only you and certain people can read ...

To lock your cells in Microsoft Excel, you just need to head into the program's "Protection" tab. Locking a cell in Excel will make it so viewers can't change the data inside of that cell, which is ...

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 ...