Back one second

`Shift` + `Left arrow`

All hotkeys for Final Cut Pro (MacOS)

File Open file	`Command` + `O`
File Open selected file	`Return`
File OPen in separate window	`Shift` + `Return`
File Open item editor	`Control` + `Shift` + `Return`
File Close window	`Command` + `W`
File HElp	`Command` + `?`
File Quit	`Command` + `Q`
File Save	`Command` + `S`
File Save all	`Option` + `S`
File Undo	`Command` + `Z`
File Redo	`Command` + `Y`
File Adio scrub on or off	`Shift` + `S`
File Edit render quality	`Shift` + `Y`
File Looping on or off	`Shift` + `L`
File Snappig on or off	`Shift` + `L`
Application Window Viewer	`Command` + `1`
Application Window Canvas	`Command` + `2`
Application Window Timeline	`Command` + `3`
Application Window Browser	`Command` + `4`
Application Window Effects	`Command` + `5`
Application Window Favorites bin	`Command` + `6`
Application Window Trim edit	`Command` + `7`
Application Window Log and capture	`Command` + `8`
Application Window Item properties	`Command` + `9`
Application Window Sequence Settings	`Command` + `0`
Application Window Preferences	`Option` + `Q`
General Copy	`Command` + `C`
General Cut	`Command` + `X`
General Duplicate	`Option` + `D`
General Make in/out a selection	`Option` + `A`
General Paste	`Command` + `V`
General Paste attributes	`Option` + `V`
General Select all	`Command` + `A`
General Deselect all	`Command` + `D`
Navigation Forward one frame	`Right arrow`
Navigation Backward one frame	`Left arrow`
Navigation Forward one second	`Shift` + `Right arrow`
Navigation Back one second	`Shift` + `Left arrow`
Navigation Match frame	`F`
Navigation Next edit	`Shift` + `E`
Navigation Previous edit	`Option` + `E`
Navigation Next gap	`Shift` + `G`
Navigation Previous gap	`Option` + `G`
Navigation Shuttle forward	`'`
Navigation Shuttle backward	`;`
Navigation To beginning of media	`Home`
Navigation To end of media	`End`
Navigation To next edit or in/out	`Down arrow`
Navigation To previous edit or In/Out	`Up arrow`
Navigation To next marker	`Shift` + `Down arrow`
Navigation To previous marker	`Shift` + `Up arrow`
Navigation To master clip	`Shift` + `F`
Finding items FInd	`Command` + `F`
Finding items FInd next (in find results)	`Command` + `G`
Finding items Find previous (in Find results)	`Shift` + `F3`
Scrolling Horizontal scroll left	`Shift` + `PAge up`
Scrolling Horizontal scroll right	`Shift` + `Page down`
Scrolling Vertical scroll up	`Page up`
Scrolling Vertical scroll down	`Page down`
Screen Layout and Display Custom layout 1	`Shift` + `U`
Screen Layout and Display Custom layout 2	`Option` + `U`
Project Import file	`Command` + `I`
Project New project	`Command` + `E`
Project New sequence	`Command` + `N`
Browser Toggle list	`Shift` + `V`
Browser Insert bin	`Command` + `B`
Browser Oepn bins	`Right arrow`
Browser Close bins	`Left arrow`
Browser Make favorite	`Option` + `F`
Browser Show logging columns	`Option` + `B`
Browser Show standard columns	`Shift` + `B`
Timeline Create or break link	`Command` + `L`
Timeline Linked selection on or off	`L`
Timeline Create or break stereo pair	`Option` + `L`
Timeline Change track size	`Shift` + `T`
Timeline Clip Keyframes on or off	`Option` + `T`
Timeline Clip Overlays on or off	`Option` + `W`
Timeline Delete and leave gap	`Delete`
Timeline Ripple delete (no gap)	`Shift` + `Delete`
Timeline Fit sequence in window	`Shift` + `Z`
Timeline Lock video track	`F5` + `track number`
Timeline Lock all video tracks	`Shift` + `F5`
Timeline Lock audio track
Timeline Lock all audio tracks
In and Out points Set in points	`I`
In and Out points Set out point	`O`
In and Out points Set video in only	`J`
In and Out points Set video out only	`Shift` + `J`
In and Out points Clear in	`Option` + `I`
In and Out points Clear out	`Option` + `O`
In and Out points Clear in and out	`Option` + `X`
In and Out points Make selection an In or out	`Shift` + `A`
In and Out points Mark clip	`X`
In and Out points Goto in point	`Shift` + `A`
In and Out points Go to out point	`Shift` + `O`
Logging and capturing Log clip	`F2`
Logging and capturing Batch capture	`Command` + `H`
Output Change render quality	`Y`
Output Display frame	`F15`
Output Print to video	`Command` + `M`