You can password-protect your Microsoft Excel spreadsheets to prevent unauthorized people from opening or editing them. If you only block edits, anyone can open your ...

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 ...

Want to protect an important Word document or Excel spreadsheet? Here's how to add a password, make documents read-only, and tap into other tricks to safeguard sensitive files.

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 ...

When you’re working on an Excel worksheet with complex formulas, the last thing you want is to accidentally delete a formula or set of data and completely change the output. Fortunately, you can ...

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 ...