If you have forgotten the enable password in Management Center (MC), follow the steps below to configure a new password.
This is applicable for both MC appliance and MC-VA
Connect via serial console on physical appliance (Guest host console in VM) and go through the Setup wizard:
Press "2 Setup Console"
You will be asked what interface to configure. All the defaults should load, and so you can simply hit enter through this section.
The next section will ask about passwords. When asked if you would like to change the enable password, select yes.
Enter and verify your new enable password.
Proceed with the rest of the Setup wizard and don't change anything other that enable password