The iPhone's side button is designed to lock your device by default, and it also doubles as a convenient way to hang up your phone calls. But because of its very accessible position, it's common ...

the power on/off button was turned into a Side button that can be programmed to perform several functions. A short press turns the phone on and off. A press and hold turns the power off or turns ...

Fortunately, that could change in an upcoming release of One UI. On most Android phones, pressing and holding the side button launches the default assistant service, even if it isn’t one of ...

This versatile button offers a new level of personalization and efficiency, giving you quick access to your most-used features with a simple click. Positioned on the phone’s left side ...

A button on the side of a smartphone or tablet. Such devices typically have an on/off side button and two volume (low/high) side buttons. On newer models, the on/off button can be programmed (see ...