If you want to unlock the 7zip password, here I suggest you use the SysInspire 7zip password recovery tool. This tool has the 3 most effective recovery methods as Mask Attack, Brute force attack, and Dictionary attack. It removes mixed password 4555hfhfh$%^^344556, symbolic password #$%^&^&*(*), and number password 1465464. It has a free demo version. It supports all versions of Windows OS.