Reminders can be cancelled when a task is completed, a date changes, or the original request is no longer needed. This keeps your schedule clean and helps prevent extra follow-up messages.
If a reminder was cancelled by mistake, review the event details, delivery settings, and any recent edits. Make sure the item is still active and that no rule or person removed it.
Use clear dates, confirm the reminder source, and update changes right away. Simple checks help keep future reminders accurate and reduce cancelled alerts.