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 ...

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 ...

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. Our team tests, rates, ...