Hoxhunt incident

Deploying Outlook add-ins might fail via Integrated Apps page of the M365 admin center

Minor Resolved View vendor source →

Hoxhunt experienced a minor incident on November 24, 2025 affecting Hoxhunt Outlook add-in, lasting 2d 3h. The incident has been resolved; the full update timeline is below.

Started
Nov 24, 2025, 07:24 AM UTC
Resolved
Nov 26, 2025, 11:20 AM UTC
Duration
2d 3h
Detected by Pingoru
Nov 24, 2025, 07:24 AM UTC

Affected components

Hoxhunt Outlook add-in

Update timeline

  1. investigating Nov 24, 2025, 07:24 AM UTC

    Microsoft is having issues with add-in deployment via M365 Admin Center > Integrated Apps, potentially preventing add-ins from being centrally deployed, re-deployed and updated both via manifests as well as via AppSource. Microsoft is currently investigating the root cause, and their progress can be observed here: https://github.com/OfficeDev/office-js/issues/6321 NOTE: The deployment issue doesn't affect the functionality of currently deployed Hoxhunt add-ins. Hoxhunt Support Team

  2. investigating Nov 24, 2025, 09:08 AM UTC

    Microsoft has been able to reproduce the issue and continues to pinpoint the root cause with their engineers. Hoxhunt Support Team

  3. monitoring Nov 25, 2025, 11:20 AM UTC

    Microsoft's Engineering team has rolled out a fix to production a moment ago, and they are expecting it to arrive to affected tenants soon. Hoxhunt Support Team

  4. resolved Nov 26, 2025, 11:20 AM UTC

    This incident has now been declared as resolved. Microsoft's global rollout for the fix took some time but Hoxhunt has verified in its own test environments that add-in deployment again working as expected. Hoxhunt Support Team