How to terminate and permanently delete an account from your WHM server:
1) Start by navigating to the 'Account Functions'.
2) Then, go to 'Terminate an Account'.
3) Select an account using the main domain or user, or search from the given accounts.
4) Click the chechbox if you would like to keep this account's DNS zone.
5) Press 'Terminate' when ready. It will take some time for everything to be removed from the server.
Powered by WHMCompleteSolution