How to create a mapping key with Google Maps?

Create a Google Cloud account if you don’t have one yet by visiting cloud.google.com.
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Log in to the Google Cloud console with your credentials.
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Click on the navigation menu (☰).
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Click on API and services.
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Create a new project by clicking the Create a project button at the top left of the console.
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Name your project.
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Add billing information to your project. You must enable billing on your Google Cloud account for the API key to work — this is an essential step! (It is a monthly subscription, so you will see the cost month by month.)
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Click on API and services.
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Click on Create credentials.
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Click on API key.
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Your key is ready!
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The key will now appear in your dashboard and you need to configure it with the following steps:
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Click on your new API key.
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Under Application restrictions, select HTTP referrers (websites).
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Click on Add an item and enter the store locator subdomain.
​Important: add a * at the beginning and end of your URL.

Example: stores.gnc.com/

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Under API restrictions, select Restrict key.
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Select the following 6 APIs and click Save:
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⚠️ If you don’t see these APIs in the list, follow these steps:
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Click on the navigation menu.
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Click on API and services > Library.
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Click on Show all.
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Select the 6 missing APIs and click Enable for each:
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Then return to the navigation menu.
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Click on API and services > Credentials.
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Click on your API key.
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Click on Restrict key.
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Click on Select APIs.
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Select the 6 APIs and click Save:
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Click Save again — and you’re done!
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