...
Log in to the Web Console (default username: admin, default password: adminuser).
Define the main type of monitored transactions and preferred theme (this will determine the default type and theme for all users):
Choose DataPower Gateway services if the main type of monitored transactions are DataPower services (WSP, MPGW) as well as API-Connect v5/v5c APIs
Choose API Connect APIs if the main type of monitored transactions are API-Connect APIs
Read the EULA (End User License Agreement), and if acceptable, accept it.
Once logged in, check system status.
...