Trim clip edge left

`Alt` + `Shift` + `Left arrow`

All hotkeys for Windows Movie Maker (Windows)

On timeline Save a project with a new name	`F12`
On timeline Publish a movie	`Ctrl` + `P`
On timeline Select all clips	`Ctrl` + `A`
On timeline Rename a collection or clip	`F2`
On timeline Clear the timeline	`Ctrl` + `Delete`
On timeline Switch between the storyboard and the timeline	`Ctrl` + `T`
On timeline Zoom in on the timeline	`Page down`
On timeline Zoom out on the timeline	`Page Up`
On timeline Zoom the timeline to fit on the screen	`F9`
On timeline Expand the Video track when it is selected in the timeline	`+`
On timeline Collapse the Video track when it is selected in the timeline	`-`
On timeline Add selected clips to the storyboard/timeline	`Ctrl` + `D`
On timeline Play video in full screen	`Alt` + `Enter`
On timeline Combine contiguous clips	`N`
On timeline Nudges clip to the left	`Ctrl` + `Shift` + `B`
On timeline Nudges clip to the right	`Ctrl` + `Shift` + `N`
On timeline Play or pause clip	`K`
On timeline Stop playback on the storyboard/timeline	`Ctrl` + `K`
On timeline Play content on the storyboard/timeline	`Ctrl` + `W`
On timeline Rewind and go to the beginning of the storyboard/timeline	`Ctrl` + `Q`
On timeline Back	`Ctrl` + `Alt` + `Left arrow`
On timeline Forward	`Ctrl` + `Alt` + `Right arrow`
On timeline Previous frame	`J`
On timeline Next frame	`L`
On timeline Display help topics	`F1`
On timeline Select previous item (on a timeline track, on the storyboard, or in the Contents pane)	`Left arrow`
On timeline Select next item	`Right arrow`
On timeline Select item above (on a timeline track or in the Contents pane)	`Up arrow`
On timeline Select item below	`Down Arrow`
Import Import an existing digital media file	`Ctrl` + `I`
Import Import video from a digital video camera	`Ctrl` + `R`
Edit Select clip trim handle	`Alt` + `Shift` + `Up arrow/ Down arrow`
Edit Trim clip edge left	`Alt` + `Shift` + `Left arrow`
Edit Trim clip edge right	`Alt` + `Shift` + `Right arrow`
Edit Split a clip	`M`
Edit Clear trim points	`U`
Edit Set start trim point	`I`
Edit Set end trim point	`O`
Navigation
Navigation Go to the last item	`End`
Navigation Go to the first item	`Home`
General Copy	`Ctrl` + `C`
General Open an existing project	`Ctrl` + `O`
General Cut	`Ctrl` + `X`
General Save a project	`Ctrl` + `S`
General Create a new project	`Ctrl` + `N`
General Paste	`Ctrl` + `V`
General Delete	`Delete`
General Undo the last action	`Ctrl` + `Z`
General Redo the last action	`Ctrl` + `Y`