Create user yaadmin and set password never expire.
net user yaadmin /FullName:"Yet Another Administrator" Passwd12 /add
wmic useraccount where "Name='yaadmin'" set PasswordExpires=FALSE
When creating new user interactively, it is just a good practice to replace password with * , and then type in password 2 times.
net user yaadmin /FullName:"Yet Another Administrator" * /add Type a password for the user: Retype the password to confirm:
Set Administrator's password never expired:
wmic useraccount where Name='Administrator' set PasswordExpires=FALSE