How to add Google Maps API Key to WordPress

Let’s go to the Google Cloud Platform

You have to add credit or debit card to use the Google Maps platform.

Create a new project

Enable APIs and Services

Search for these 3 APIs

• Maps JavaScript API
• Places API
• Geocoding API

Create the credentials

• Application restrictions must be HTTP referrers (web sites)
• Website restrictions is your website url
• API restrictions – select the above mentioned 3 API

and in the end just add the following snippet to your functions.php with your API key: