Most people still see their phone’s volume buttons as simple tools for adjusting sound. But modern smartphones have quietly transformed these small side keys into powerful multifunction controls. By 2025, both Android and iPhone devices use volume buttons for much more than audio. They now act as quick-access shortcuts, helping users perform everyday tasks faster and more efficiently. What was once a single-purpose key has evolved into a smart, built-in tool that enhances usability.One popular feature is using volume buttons as a camera shutter. Instead of tapping the screen, you can press a side key to take photos or record videos, making selfies, group shots, and action pictures steadier. Many phones even support long presses for burst photography, capturing fast-moving moments with ease. Volume buttons can also manage music and media playback, allowing you to skip tracks or pause audio without unlocking your device.
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