How to add JavaScript to form on load in Dynamics 365

How to add a JavaScript event to a form in Dynamics 365. Step by step guide using the Power Apps admin center.

Step 1: Go to https://make.powerapps.com

Step 2: Go to the right environment. By changing the environment in the top right corner.

Step 3: Go to Dataverse in the side menu.

Step 4: Click on Tables.

Step 5: Go to the table you want to edit. In this example the Contact table.

Step 6: Find the form on the table you want to add the JavaScript to. In this case the main for on the contact.