Firebase - Cannot assign value of type 'AppDelegate' to type 'UNUserNotificationCenterDelegate?'

Question

I always get compiling erros when deploying firebase using this tutorial: https://firebase.google.com/docs/cloud-messaging/ios/client My deployment SDK is 9.0.

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Answer 1

At the end of AppDelegate you need to add 2 extensions (UNUserNotificationCenterDelegate, MessagingDelegate)

See the source code from this sample app: https://github.com/firebase/quickstart-ios/tree/master/messaging