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 ...

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 ...

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 ...

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 passwords ...

Locking is a handy function in Excel that allows users to lock specific or all cells in a worksheet to prevent any intentional or unintentional editing of them. You can easily lock cells in a sheet by ...

Formulas are one of the most important components of an Excel sheet and as such, deserve–warrant–protection. You don’t want users accidentally changing formulas and impacting the purpose of your work.