This button activates the QMemo app by default, allowing users to write a memo on screen or take a screenshot, but you can customize it to do many things, including
act as a shutter button.
Not exact matches
The extra
button on the device is referred to
as the Music key, so we remain unsure if this could be remapped to
act as a physical
shutter button.
Its sheer size makes it difficult to reach the
shutter or volume
buttons (which
act as the same) with an outstretched finger, necessitating the need for a balancing second hand.
The best part of the Boom Key plays in here,
as you can set it to
act as a dedicated
shutter button — always a plus on any smartphone.
However, the
buttons are speculated to
act as camera
shutter buttons, power
buttons or a shortcut key for certain features.
This enables you to configure the Sony Xperia SP so that the physical
shutter button acts as a launcher for the camera app.
For instance, Music mode lets you play, pause and skip tracks, while Camera mode starts your camera app and
acts as a remote
shutter button.
With Dual Apps mode, users can have two WhatsApp and other accounts on the same phone; and Fingerprint Snap, allows you to use the fingerprint sensor
act as an alternative
shutter button.
If the render is indeed from an official source, it's likely that the extra
button could be set to trigger actions like launching an app or
acting as the camera
shutter, or perhaps it's meant for invoking Samsung's upcoming virtual assistant, named Bixby.