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, ...

Locking text boxes in a Word document lets you prevent others from tampering with or making inadvertent changes to these text-entry controls. By doing so, you promote error-free performance of any ...

Microsoft's Word software allows you to lock specific documents from editing with a password. This feature is designed to protect important documents from changes, but can backfire if a client ...