When your site is ready, you can add any subdomains that belong to your site. When you add a subdomain, it’s then available for you use in AdSense.
Add a subdomain
- Sign in to your AdSense account.
- Click Sites.
- Click the Down arrow
next to the site that you want to add a subdomain to.
- Click Show details.
- Click Add subdomain.
- Enter the URL of the subdomain that you want to show ads on.
- Click Add. Your subdomain is added.
Remove a subdomain
- Sign in to your AdSense account.
- Click Sites.
- Click the Down arrow
next to the site that you want to remove a subdomain from.
- Click Show details
- Click
Remove subdomain.
- Select the subdomain that you want to remove, then click Remove subdomain.
- Click Remove. Your subdomain is removed.
When you remove a subdomain it also removes any settings you’ve associated with that subdomain. If you add the subdomain again later, your original settings will be reapplied.