Minor Intermittent Latency Increases for Some Firebase Cloud Messaging Services

Update timeline

1. investigating Mar 13, 2026, 06:14 PM UTC

   We're aware of a problem with FCM affecting some users. We will provide an update by 13:00 PDT detailing when we expect to resolve the problem. Please note that this resolution time is an estimate and may change.

2. investigating Mar 13, 2026, 07:56 PM UTC

   We are continuing to investigate this issue. We will provide an update by 18:00 PDT detailing when we expect to resolve the problem.

3. investigating Mar 14, 2026, 02:58 AM UTC

   We are continuing to investigate this issue. We will provide updates in the next few days, but we believe the issue is quite minor and should not be a problem for most customers. Thank you for your patience.

4. investigating Mar 16, 2026, 11:15 PM UTC

   We have pinpointed the issue and are actively working on a resolution; only a very small number of request are being sporadically impacted by minor latency increases. We will provide updates in the coming days.

5. investigating Mar 30, 2026, 02:14 PM UTC

   We are actively working on a resolution. Only a very small number of request are being sporadically impacted by minor latency increases. We will provide updates in the coming days.

6. resolved Apr 01, 2026, 05:23 PM UTC

   The issue has been resolved. Please file a bug with Firebase support if you see any continued errors.