Whether you’ve forgotten the password or received a protected file from someone else, unlocking an Excel spreadsheet without the password may seem like an insurmountable challenge.

Learn how to unprotect Excel sheets or workbooks without a password using this simple step-by-step guide. No software required!

A recommended approach to secure your most private documents — whether it’s a PDF, Word file, or Excel spreadsheet — is to lock them with a passcode. While this does help keep sensitive ...

It is possible to create a macro in an Excel sheet that unlock the sheet which is already protected by a password. Users can easily prepare a document in the sheet and then lock it again with a ...

Once you lock a cell, you'll be asked to set a password. Excel will ask you for this password if you try to unlock the cell. Visit Business Insider's homepage for more stories.