How to Create a Google Maps Javascript API key

To create your Google Maps API keys:

Go to https://developers.google.com/maps/documentation/javascript

Then click on  on the upper right.

Create or select a project:

 
Create a billing account if you don’t have one (this is mandatory):

 
The account is automatically restreint to the free trial 300$ limit:

 
Once you have filled the billing form, hit the “Start my free trial” button.

 
Select the 3 options and click on Next:

 
Answer the questions and click on Next:

 
Enable your API key:

 
Copy your API key and click on API Console to set the restrictions:

 
In Key Restrictions > API restrictions, select “Restrict key” and select the following APIs:

 
Save and you’re all set!

Now you just have to copy and paste your API key in your editor in Settings > APIs: 

(this one is used by the app):

and in your backoffice in Settings > APIs

(this one is used by the editor and backoffice):