# PostHog Know when alert checks fail

- Product: PostHog (https://whatsnew.fyi/product/posthog)
- Vendor: PostHog
- Date: 2026-08-14
- Original notes: https://posthog.com/changelog?id=2943
- Permalink: https://whatsnew.fyi/product/posthog/releases/2026-08-14-know-when-alert-checks-fail

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[Alerts](https://posthog.com/docs/alerts) notify subscribers by email and in-app when a check first fails to run. Repeated failures stay quiet until the alert recovers.

- **added** — Alerts now notify subscribers by email and in-app when a check first fails to run
- **changed** — Repeated alert failures stay quiet until the alert recovers