I'm have follow the step to setup the firebase from this link https://www.b4x.com/android/forum/t...ions-push-messages-server-not-required.68645/
I'm referring your step number 4 (4. There should be a file named aps_*.cer in the keys folder. Now you should click on Tools - Build Server - Create Push Key - Firebase Service
I'm referring your step number 4 (4. There should be a file named aps_*.cer in the keys folder. Now you should click on Tools - Build Server - Create Push Key - Firebase Service