Acer Liquid Z530 User Manual page 41

Tap the Camcorder button and the camcorder immediately begins
filming. While filming, you are unable to access camera/camcorder
settings; however, you can still take pictures with the Shutter button.
Zoom
Last picture /
video taken
Tap the Stop recording button to stop filming.
Pause
Flash
Time elapsed
Stop recording
Shutter button
Using the Camera - 41