If you need to unlock password-protected 7z file Windows 10, best I recommend you to use the eSoftTools 7z Password Recovery tool. It can help you recover your password. 7z Password provides three methods to unlock password-protected 7z files. Brute-force attacks, mask attacks, and dictionary attacks are included. It is fully compatible with all versions of Windows OS, including Windows 10, 9, 8, 7, X, P and Vista.