How to add key for Mercedes Benz B200 W169 EIS type by VVDI KEY TOOL PLUS

First step: detect the EIS. Second Step: calculate password online. Third Step: save EIS file with password. Fourth Step: Generate key file. Fivth Step: write data into new key. in any case of issues, please feel free to contact me. whatsapp: +8615814758959 welcome to make order online if need to buy VVDI device or VVDI Key: https://www.aliexpress.com/item/40008...