system test
Notification Permission Test
Use this when a web app cannot send notifications even though alerts are enabled inside the app.
No accountLocal where possibleRetest anytime
Browser & device environment
Ready
DeviceOK reports only information your browser intentionally exposes. It does not fingerprint hidden hardware or claim access to protected system details.
Private by design
The check reads only the browser permission state.
Use the result as evidence, not a guess.
This test checks
- Notification API support
- Permission state
How to read it
A denied browser permission overrides many app-level notification settings.
Operating-system focus or notification settings can still block alerts after browser permission is granted.