How to Remove Passwords in Excel 2007

1. Open the password-protected Excel 2007 file by double-clicking it from Windows or clicking 'Open' from the Office menu at the upper left of the screen.
2. Attempt to modify the document by double-clicking a cell and attempting to change a value. An error message will appear and warn you about your attempted action.
3. Click the 'Review' tab at the top of the screen.
4. Click 'Unprotect Sheet' and supply the document's password when prompted. Click 'OK' to submit the password.
5. Click the Office icon and then click 'Save.' The document will be saved in its unprotected state, and a password will no longer be needed to modify it.