This results in severely uncanny mismatches between faces and bodies the faces will take on the colour specified by the mod author, but the rest of the body will use a default colour (usually Caucasian), which can result in very odd mismatches between face and body, especially when the actor is of a race with a significantly different base skin tone. In Fallout.ini under the section on the end user's PC, it can still occur that NPC textures will fail to generate - especially with ESPs rather than ESMs. Although this can usually be corrected by setting Newly added NPCs in Fallout 3 and Fallout: New Vegas will normally have mismatches between their body textures and their facial textures.
Export NPC Face Textures appears in the Character dropdown menu.