Most people think the volume buttons on their smartphone serve one simple purpose — adjusting sound. But depending on your device and settings, those side buttons can do far more than control music or ringtones.
Here are six lesser-known ways volume buttons can be used on modern smartphones (features may vary by brand and operating system).
1. Take Photos Without Touching the Screen
On most smartphones — including iPhone and many Android devices — pressing either volume button while the camera app is open will:
- Capture a photo
- Start or stop video recording
- Take burst shots (when held down on certain models)
This makes it easier to take steady pictures, especially selfies or group shots.
2. Silence Incoming Calls Quickly
If your phone rings in an inconvenient moment, pressing a volume button will:
- Silence the ringtone
- Stop vibration
The call will still come through — you just won’t hear it ringing.
This is especially useful in meetings or quiet environments.
3. Trigger Emergency SOS
On many devices, pressing the volume button in combination with the power button can activate emergency services.
For example:
- On many iPhones, quickly pressing the side button + volume button triggers the Emergency SOS screen.
- On Android devices, rapidly pressing the power button (often five times) activates emergency features.
These settings can be customized in your phone’s safety settings.
4. Control Media Playback
When listening to music or podcasts:
- Volume up/down adjusts sound
- On some headphones connected to the phone, volume button combinations can skip tracks
Some Android devices also allow long presses to skip songs when the screen is off (if enabled in settings).
5. Zoom in the Camera App
Certain camera apps allow volume buttons to:
- Zoom in and out
- Adjust focus
- Change shutter behavior
You can often customize this inside your camera settings.
6. Screenshot Shortcut (With Power Button)
While not standalone, volume buttons are part of one of the most common shortcuts:
- Power button + Volume Down = Screenshot (on most Android phones)
- Side button + Volume Up = Screenshot (on newer iPhones)
This shortcut makes capturing your screen quick and easy.
Bonus: Accessibility Features
Volume buttons also play a role in:
- Activating accessibility shortcuts
- Adjusting text-to-speech levels
- Controlling hearing aid modes
- Managing separate media, call, and notification volumes
These features are often found in the Accessibility or Sound settings menu.
Why These Features Matter
Many smartphone functions are designed to minimize screen tapping and make devices easier to use in different situations. Physical buttons offer:
- Faster reactions
- Better grip while taking photos
- Quick access during emergencies
- More control when the screen is locked
Final Thought
Your phone’s volume buttons are more powerful than they appear. Beyond adjusting sound, they act as shortcuts for photography, safety features, and everyday convenience.
If you haven’t explored your device’s settings lately, you may discover even more hidden functions waiting to be enabled.