Please watch this tutorial first:
https://www.youtube.com/watch?v=4ua0BTaNNn0 (PS: you don't need to do the Unlua-C Part.)
3D Model Viewer (Griffon Studios): https://www.dropbox.com/scl/fi/yff3x3dcy113kgm9olqwl/3D_Model_Viewer.zip?rlkey=uzbcdn04h3q8uyqgooku5kgq3&e=1&dl=0
Blender:
https://www.blender.org/
paint.net:
https://www.getpaint.net/
Hex Editor: I use a thing called Hex Editor Neo, which you can get in Microsoft Store, but if you are in Linux look for another hex editor, sorry for my laziness lol.
0:00 Intro
1:23 Ripping the Character Folder
3:05 Getting the Texture
5:20 Getting the Model
6:42 Opening up Blender and Editing the Textures
11:34 Replacing the Textures
12:45 Results
16:14 Outro