Android SNS Push notifications stopped, dwell time = 0, OK for iOS

In order to further investigate the root cause for this issue, you can start with checking the delivery status logs for your account. Please refer the article for accessing Amazon SNS topic delivery logs for push notifications. Check the statusCode has received a success code 200 and review the providerResponse in logs to see the delivery status of your message. Please refer this page for list of push notification service response codes.

If you are using FCM as the push notification service, kindly review the Knowledge Article on how to troubleshoot FCM mobile push notification failures in Amazon SNS

[+] https://repost.aws/knowledge-center/sns-fcm-mobile-push-notification-failure

If the issue is reported for some devices only, and was intermittent, this could be due to some network or firewall issue on device. If you are seeing Success response on SNS delivery logs, it indicates FCM is receiving the notifications from SNS without any error and there could be an issue on FCM side. To diagnose this, you would need to check with the FCM support to check the FCM Diagnostic page. You may also send test notification message to verify that you can receive notifications directly from FCM.

Having said that, in case you need further assistance in troubleshooting the issue, please feel free to reach out to us by opening a support case with AWS from support center dashboard using the following link.

Best regards