How to Reset Domain Administrator Password

We had a customer who likes to change the administrator password.  One day the password was changed and forgotten.  We have RMM with service level access to the server, but could not log in to the server using the standard administrator username and password.  We also neglected to set up a separate username and password for account recovery. So, our only alternative was to reset the username and password via the command prompt.  Using NinjaRMM…