Tap and hold a hidden button located on the clock icon in the top black toolbar until the week’s agenda on the right hand side of the screen goes blank.

Activate gestures (see Gesture Activation above) and draw the lambda gesture.
There is a time limit of 3 seconds to draw the gesture.

Activate gestures (see Gesture Activation above) and draw a square,
starting in the top left corner and continuing as shown in the picture below.