Artist Status Bar
There is a section here labelled BPM with a number box and a check box labelled Auto.
When the box is check the BPM displayed is calculated from the input audio source. The calculation can be finely adjusted in the Status/Audio window. Click on Trigger and a dialog will open where you adjust the correction factor.
When the BPM is in manual mode the rate can be set by adjusting the value in the number box directly or by tapping the QWERTY Ctrl button in time. This function can also be assigned to and externally connected device through a System Command.