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Front

[office365] Office channels offline preventing emails being sent or received

Partial outage Lasted 4d 5h · started · Front's page

Level
confirmed
Worst impact
Partial outage
Components
O365
Down Index
34of 100

What to do

  • Check whether you use Front O365. Check your stack

    Paste a package.json, lockfile, Terraform or a list of domains at down.guide/stack to see every provider you depend on.
  • Confirm your retries, queues and scheduled jobs caught up after the 4d 5h it lasted.

    Anything that failed between 2026-05-28 18:24 UTC and 2026-06-01 23:35 UTC may need a replay.
  • Subscribe to Front's feed to hear about the next one first. RSS feed

    https://down.guide/feed?provider=front works in Slack (/feed subscribe), Discord feed bots and any RSS reader.

Updates from Front 15

  1. investigating

    We are currently investing an issue where a subset of customers are seeing offline O365 channels.

    provider

  2. identified

    We are attempting a mitigation step to get impacted channels back online.

    provider

  3. identified

    Front continues to investigate paths to restore access for affected Office365 channels. Office reports internal errors, which we are trying to work around.

    provider

  4. identified

    Front is partnering with Microsoft to investigate the channel sync failures and will continue to update here as we make progress. Manually re-authorizing the channel in Front's channel settings has worked in some cases, but not all. Please contact support@front.com for assistance.

    provider

  5. identified

    Front is continuing to partner with Microsoft to investigate the channel sync failures. The next update will be within the next 8 hours. Manually re-authorizing the channel in Front's channel settings has worked in some cases, but not all. Please contact support@front.com for assistance.

    provider

  6. identified

    Front is continuing to partner with Microsoft to investigate the channel sync failures. The next update will be within the next 6 hours. Manually re-authorizing the channel in Front's channel settings has worked in some cases, but not all. Please contact support@front.com for assistance.

    provider

  7. identified

    Front is continuing to partner with Microsoft to investigate the channel sync failures. The next update will be within the next 6 hours. Manually re-authorizing the channel in Front's channel settings has worked in some cases, but not all. Please contact support@front.com for assistance.

    provider

  8. identified

    Front is continuing to partner with Microsoft to investigate the channel sync failures. The next update will be within the next 6 hours. Manually re-authorizing the channel in Front's channel settings has worked in some cases, but not all. Please contact support@front.com for assistance.

    provider

  9. identified

    Front is continuing to partner with Microsoft to investigate the decreasing volume of channel sync failures. The next update will be within the next 12 hours. Manually re-authorizing the channel in Front's channel settings has worked in most cases, but not all. Please contact support@front.com for assistance.

    provider

  10. identified

    Front is continuing to partner with Microsoft to investigate the decreasing volume of channel sync failures. The next update will be within the next 12 hours. Manually re-authorizing the channel in Front's channel settings has worked in most cases, but not all. Please contact support@front.com for assistance.

    provider

  11. identified

    Front is continuing to partner with Microsoft to investigate the channel sync failures. The next update will be within the next 12 hours. Manually re-authorizing the channel in Front's channel settings has worked in most cases, but not all. Please contact support@front.com for assistance.

    provider

  12. identified

    Front is continuing to partner with Microsoft to investigate the channel sync failures. The next update will be within the next 12 hours. Manually re-authorizing the channel in Front's channel settings has worked in most cases, but not all. Please contact support@front.com for assistance.

    provider

  13. identified

    Front is continuing to partner with Microsoft to investigate the channel sync failures. The next update will be within the next 12 hours. Manually re-authorizing the channel in Front's channel settings has worked in majority of cases, but not all. Please contact support@front.com for assistance.

    provider

  14. identified

    Front is continuing to partner with Microsoft to investigate the channel sync failures. The next update will be within the next 12 hours. Manually re-authorizing the channel in Front's channel settings has worked in majority of cases, but not all. Please contact support@front.com for assistance.

    provider

  15. resolved

    Front is continuing to partner with Microsoft on root cause of remaining channel sync failures. We added the ability to automatically bring these channels back online to prevent further customer impact.

    provider

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Corrections

None so far.

Something wrong on this page? Report an error or send us a note. Every fix is listed here.

Questions about DWN-0b7e0ce14d

Is Front still down?

No, this incident was resolved 2026-06-01 23:35 UTC. For Front's live state, see https://down.guide/front.

How long did it last?

4d 5h, from 2026-05-28 18:24 UTC to 2026-06-01 23:35 UTC, by the times Front posted.

What was affected?

Front named O365.

What caused it?

Front hasn't published a root cause. If it does, it shows here.

Where does this come from?

Front's official status page, https://www.frontstatus.com, quoted verbatim. down.guide's own probes, reports and social counts are labeled as ours.