Cant set password on my new device

Hello, I bought a red My Passport 4TB last munth but I cant install the ‘discovery for windows’ (I got an error msg) and I cant set a password. I have 2 more older ‘wd’ devices and thay work fine.
I really need a password. pls help. Thank you.

Hello,

Please refer to the following KBA article: How to Install and Use WD Security and WD Drive Utilities Features