2. On the Viewfinder screen, tap .
3. Tap > Volume button options.
4. Choose how you want to use the volume buttons when you're in the Camera
app.
Closing the Camera app
To give you a full view of the Viewfinder screen, HTC One M9 replaces , , and
with small dots.
Tap a dot to show these buttons again, and then tap or to close the Camera app
and return to the Home screen or the previous screen.
Camera 125