In the Graph Editor, click 
, or select Edit > Transformation Tools > Retime Tool to enable the Retime Tool.
The Retime Tool lets you directly adjust the timing of key movements in an animation sequence. See Retime animation.
For animators working in a pipeline with multiple Autodesk applications, similar animation retiming tools are available in 3ds Max, Softimage, and MotionBuilder.
To exit the Retime Tool, select any other tool.
Retime Settings
Select Edit > Transformation Tools > Retime Tool > 
(or double-click the Retime Tool icon in the Tool Box area) to open the following Retime Settings.
Note: The Retime Settings display in the Tool Settings window, outside of the Graph Editor.
- Snap Markers on Frame
- When on, retime markers snap to whole frames in the graph view area as you drag. When off, you can drag and drop markers between frames. (See Snap retime markers to frames.)