How do you cancel the countdown of 3 seconds when Camtasia Studio 8 records video?

How do you cancel the countdown of 3 seconds when Camtasia Studio 8 records video? Camtasia Studio 8 will have 3 seconds to start recording the video, if the recorded video is relatively small, if recorded more, each 3 seconds countdown add up is still a waste of time.

1, first open the screen recording components: as shown in turn, point to open tools

2, then click on options, such as figure,

3, click on the tab inside, the Last tab: program, as shown below, there is a countdown (show Countdown before recording), remove the hook on the front can be.