How to unlock Informatica Administrator account

You may be thinking that can we UNLOCK superuser account (Administrator) in Informatica without having the current password. The answer is YES we can do it. How to do it?

1. Shutdown all the nodes and services including the Domain.
2. Run the below command to unlock. 

infasetup.sh/bat UnlockUser -un Administrator -np admin123

Full Syntax:
infasetup.sh/bat UnlockUser 
<-UserName|-un> user_name
[<-SecurityDomain|-sdn] security domain]
[<-NewPassword|-np] new_password]

3. Once it runs successfully, start the domain and try to login with new password admin123.