Prepares the iAd framework to display interstitial ads, which may involve prefetching ad assets.
- iOS 7.0–10.0Deprecated
- Mac Catalyst 13.0–13.0Deprecated
Because displaying an ad involves downloading ad assets over the network, in can sometimes be useful to tell the framework to prepare for ad presentation prior to needing to display the first ad. If there is a point in the launch of your app when it would be convenient to prefetch ad assets, you can use this method to trigger one.