1. Import the audio material into the software and align it with any section on the project section line.

2. Click to play the audio, and during playback, place the mouse on the "Speed" of the transport panel, and click four times with the left mouse button to follow the beat of the music.

3. Right-click on the speed bar of the transport panel, select "Edit Automation Curve", and then select "BPM".

4. In the pop-up "Automation Curve Editor", drag the speed automation curve to the appropriate BPM value, and then click the OK button to complete the BPM modification.