Acer Iconia Tab 8 User Manual page 33

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. Tap the red Stop
recording button to stop filming.
Current recording length
Last picture/video taken
Using the camera and camcorder - 33
Zoom
Switch camera
Stop recording
button