- General Definition:
- A setting or mode that silences notifications, calls, or alerts to avoid interruptions.
- Common Uses:
- Smartphones/Devices: Enabling DND mutes calls, messages, and app notifications.
- Example: On an iPhone, swipe down Control Center and tap the 🌙 (Moon) icon.
- Work/Meetings: Status indicators (e.g., Slack, Teams) show you’re unavailable.
- Hotels: A physical DND sign on a door asks staff not to knock.
- Smartphones/Devices: Enabling DND mutes calls, messages, and app notifications.
- Customization:
- Schedule DND (e.g., overnight).
- Allow exceptions (e.g., repeated calls or favorite contacts).
- DND vs. Airplane Mode:
- DND silences but keeps connectivity.
- Airplane Mode disables all wireless signals.