Position of the mouse cursor without clicking and dragging. Press and hold Shift+ Alt to skim - scrub/seek using the horizontal.Usually move the app window so, press Alt after you start dragging. On Linux, pressing Alt before dragging will While dragging shot or trimming, press and hold Alt ( option on macOS) to temporarily.Press and hold Shift+ Alt to skim - scrub/seek using the horizontal Toggle Ripple markers, mode, and all tracks