General

Option Description
Automatically Overwrite If selected, Morph Targets on target Skeletal Mesh will automatically be overwritten without asking.
Bulk Import Whether to enable or disable bulk import. Enabling this option will switch Morphed File to Morphed Directory and vice-versa
Prefix String to prefix morph targets names on bulk import (appears when Bulk Import enabled)
Suffix String to append to morph targets names on bulk import (appears when Bulk Import enabled)

Other settings:

Option Description
New Morph Name Target Morph Name. If it exists you can overwrite. (appears only with Bulk Import disabled)
Render Meshes Whether files are rendered in the scene