- In your browser, click the lock icon in the address bar and open Site settings.
- Click Reset permissions.
- Click Delete data.
- Go back to the previous settings page.
- Look for ONESIGNAL and click the trash icon to delete it. If it does not appear, look for OS.TC and delete the entries found.
- Return to the platform tab and reload the page.
- When prompted, click Allow to enable notifications.
- Log in again if needed.