Returns the current skeleton’s joints to the angles they possessed when their preferred angles were initially set. This function can also be accessed from a marking menu when you 
-click a joint chain or skeleton.
Skeleton > Assume Preferred Angle > 
Lets you specify whether to reset the current joint’s angle to its preferred angle or to reset all the joints from the current joint to its chain’s end joint to their preferred angles.
Options
Select one of the following options.
- Selected Joint
-
Resets the current angle of the selected joint to its preferred angle.
- Recursive
-
Resets the current angles of all the joints from the selected joint to the joint at the end of the chain to their preferred angles.