To create your API key for enabling Youtube videos in the Custom page feature, follow these steps:

– Go on https://console.developers.google.com
– Login or create a Google account
– Click on “Select a project” and on “+”:

– Create your project:

– Select “Library” on the left menu and add “YouTube Data API v3“:

– Click on “Enable“:

– Then click on “Credentials” on the left menu:

– Click on “Create credentials” > “API key“:

Done!