MOD USES BepInEx MODLOADER https://spacedock.info/mod/3255/BepInEx%20for%20KSP%202
Spacewarp compatible version: https://github.com/IsaQuest/KSP2-IVA Drag and drop the "BepInEx" Folder into your ksp2 root directory.
Press C to go into IVA mode.
As of KSP2 0.1.0.0.20892