Control ad slot expansion

Ad slot expansion is enabled by default. You can turn it off in network settings, though we recommend keeping it enabled for optimal performance.

Deactivate ad slot expansion

1. Sign in to Google Ad Manager.
2. Click Admin  Global settings  Network settings.
3. Deactivate one or both of the following under "Ad serving settings."
   • Ad expansion for mobile web
   • Ad expansion for desktop and tablet
4. Click Save.