Deletes all FBIK keys, body part keys, or selected keys. These items are also accessible from the context-sensitive menu that appears by right-clicking in the Time Slider.
Edit > Keys > Delete FBIK Keys > Delete All FBIK Keys
For the current character, deletes all the keys at the Current Time Indicator from its FBIK effectors and FK joints.
Edit > Keys > Delete FBIK Keys > Delete Body Part Keys
For the current body part, deletes all the keys at the Current Time Indicator from its FBIK effectors and FK joints.
Edit > Keys > Delete FBIK Keys > Delete Selected FBIK Keys
For the selected FBIK effectors, deletes all their keys at the Current Time Indicator as well as those on their FK joints.