How to Remove Encryption in Excel 2007

1. Open the encrypted spreadsheet in Excel, which will require your password.
2. Click the circle in the upper-left side of the Excel window. This will appear just before 'Home' on the menu and will have a Windows logo inside. In the drop-down menu, select 'Prepare' and then 'Encrypt Document.'
3. Delete the password in the window entitled 'Encrypt Document.' Press 'OK' to remove the password from your spreadsheet.