Silent mode vs Do Not Disturb
Silent mode mutes sounds for calls and notifications but still lets vibration work. Do Not Disturb goes further and can block calls, messages, and app alerts entirely.
Do Not Disturb can run on a schedule, so the phone may mute itself at night even if you did not touch the settings that day.
Understanding which mode is active explains most cases of unexpectedly missing ringtones.
Keep important calls through
Both Android and iPhone let you allow exceptions in Do Not Disturb, such as calls from favorites or repeated callers.
If a specific person cannot reach you, add them to the allowed list instead of turning the whole mode off.
Alarm tones usually bypass these modes, but timers and app alerts may still be silenced.
Check the quick settings panel
The quick settings panel shows which mode is active with a single icon. If calls are not ringing, start by reviewing it.
A scheduled mode can turn itself on without any notification. Check the schedule if the issue happens at the same time every day.
When you need a guaranteed ringer, switch to plain ring mode and verify the ringtone volume is up.
Frequently asked questions
Does Do Not Disturb block alarms?
Alarm tones usually continue to ring under Do Not Disturb, though notification and call sounds are muted.
Why does my phone go silent at the same time daily?
A scheduled Do Not Disturb or sleep mode is likely active. Review the schedule in your device settings.