Key Sync Filter options

Note:

To restore the filter default settings, click Edit > Reset Settings in the Filter window.

Time Range

Specifies the time range where the curve is simplified.

All
Simplifies the curve for the entire time range.
Selection
Lets you can select a portion of a curve, so you can apply the filter to a limited area, rather than affecting the entire curve. Hold Ctrl to select multiple areas at once.
Start/End
All keys within the specified time range (start time/end time) are simplified.
Time Slider
Simplifies the curve for the time range defined by the Playback Start and End times of the Time Slider.
Start Time

Specifies the start of the time range. This is available only if Start/End is on.