# \[office365\] Delays in sending and receiving messages for some customers in \[us-west-1\] and \[us-west-2\]

- Provider: [Front](https://down.guide/providers/front)
- Confidence: Confirmed
- Impact: Degraded
- lasted 2h 41m
- started 2026-09-14 08:20 UTC
- O365
- us, us-west-1, us-west-2
- id: DWN-15136e2a87
- Official page: https://stspg.io/cbblcrkcvf7x

## Updates from Front
### 2026-09-14 08:20 UTC: investigating
We're observing some Office 365 channels experience delays in sending and receiving messages. We're currently investigating.

### 2026-09-14 09:00 UTC: investigating
We are continuing to investigate this issue.

### 2026-09-14 09:39 UTC: investigating
We have established that channel sync error rate is \<1%, but remains above our expected baseline rate. We are continuing to investigate.

### 2026-09-14 10:13 UTC: monitoring
We are seeing error rates return to normal. We are continuing to monitor the health of our systems.

### 2026-09-14 11:01 UTC: resolved
This incident has been resolved.

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