Ngrok incident

Users who install ngrok via the Microsoft Store encounter a fatal panic immediately on starting an endpoint.

Major Resolved View vendor source →

Ngrok experienced a major incident on April 28, 2026 affecting ngrok Agent and Libraries, lasting 1h 59m. The incident has been resolved; the full update timeline is below.

Started
Apr 28, 2026, 02:29 PM UTC
Resolved
Apr 28, 2026, 04:28 PM UTC
Duration
1h 59m
Detected by Pingoru
Apr 28, 2026, 02:29 PM UTC

Affected components

ngrok Agent and Libraries

Update timeline

  1. investigating Apr 28, 2026, 02:29 PM UTC

    Users who have installed the ngrok agent via the Microsoft Store on Windows are seeing fatal panics on endpoint startup on the most recent agent version. Non Windows users and Windows users installing via other channels should not be impacted.

  2. identified Apr 28, 2026, 02:30 PM UTC

    The issue has been identified and the engineering team is working on the fix.

  3. identified Apr 28, 2026, 02:44 PM UTC

    We expect a new version of the agent that resolves this issue to be available within the next hour.

  4. monitoring Apr 28, 2026, 03:24 PM UTC

    Agent version 3.39.1 has been released to all channels. Once approved by Microsoft, the new build will be available via the Microsoft Store.

  5. resolved Apr 28, 2026, 04:28 PM UTC

    Agent version 3.39.1 is now available in the Microsoft Store.