you have to download a tool called Atom TechSoft 7zip Password Cracker . This Software is basically made to open any type of 7zip file. This tool is very simple to handle and easy to get any type of 7z file password. All characters of the password which may contain alphabets, numbers, and special characters can be restored easily with this tool.
Atom TechSoft Recover 7z Archive File Password is the Most popular and secure password remover, recovery, & unlocker tool. This smart application has provided three recovery attack options such as Dictionary attack, Mask attack, & Brute Force attack A Free Demo version is offered each user which is free to try. A preview option is always on your screen to check recovery status and supports all windows and 7z.