For this step to complete, your Collection / Organisation Administrator must install the Power BI Actions Extension on to your DevOps Environment
Power BI Actions - Visual Studio Marketplace
To set up a Power BI service connection, please sure to first follow the guide on Power BI Power BI - Setting up a service principal and an application secret
To ensure you can modify the project settings, you can click on the “Azure DevOps” logo
Select the relevant organisation or collection
Select the relevant project
Click on “Project Settings”
Browse to the Pipelines group and click "Service connections"
Click "Create service connection" or "New service connection"
Select and choose "Power BI Service Connection"
Input the details including the previously saved "Tenant ID", "App ID" and "Client Secret Key" from the service principal and application secret step and click "Save"
Your Power BI service connection will now be available to use in Azure DevOps