You can use the following keyboard shortcuts for keyframing in MotionBuilder.
Action |
Keyboard Shortcut |
Add keyframe |
S |
Add Zero keyframe |
Shift-S |
Add Flat keyframe |
Alt-S |
Go to next keyframe |
. (period) |
Go to previous keyframe |
, (comma) |
Key at Time x |
Ctrl-Shift-S |