For key considerations when preparing your app for Google Play and Android privacy changes, see Privacy strategies for Android.
Publisher first-party ID
The GMA Next Gen SDK introduced Publisher first-party ID, to help you deliver more relevant and personalized ads by using data collected from your apps.
Publisher first-party ID is enabled by default, but you can disable it using the following method.
Kotlin
// Disables Publisher first-party ID.
MobileAds.putPublisherFirstPartyIdEnabled(false)
Java
// Disables Publisher first-party ID.
MobileAds.putPublisherFirstPartyIdEnabled(false);