The first stage of setting up your custom connector is connecting your Marketing account to either Power Automate flow, Power Apps, or Azure Logic Apps.
Connect your Marketing account to Microsoft Power Platform
To enable a new connection:
Sign in to either Power Automate flow, Power Apps or Azure Logic Apps.
Go to Data > Connections > New connection.
Select Engagement Cloud.
For Display name, we recommend putting information that’s relevant to your Marketing account, for example, EMEA account. The connector also needs an API username and password to access your Marketing account.
Select Save.