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Go back to the details tab and click on the Account.
On the account page, click “show all” under the “Related List Quick Links” section on the right. Once the list has expanded downwards, click on “Platform Instances”.
On the Platform Instances page, click the “Platform Instance ID” associated with the domain you are adding the feature to. It should show the domain to the right of the Platform Instance ID.
On the Platform Id page, click the “Feature Enablement” button on the top right of the screen.
Select “Enable Existing Features” and click “Next”.
Select “IRV - Website - Shop by Distance” from the list of displayed features. Click “Next” and “Finish”.
The feature should now be enabled on the site. Go to a listing page and verify that the “Shop by Distance” feature is showing up.