I am new to plutonium and I made an account but it does not allow me log in

[Prof.Fentanyl]

So i am new to plutonium and have just made and account like it says to do but am confused on why it says account is not found could someone point me in the right direction on what to do.

[Bubbles]

Prof.Fentanyl The launcher is case sensitive. If you didn't put Prof.Fentanyl then it won't work