.dds Export settings

DS1

Game part Texture Type Compression Mip Maps
menu Color + Alpha BC3 Linear (DXT5) None
parts Color BC1 Linear (DXT1) None
sfx Color + Alpha BC1 Linear (DXT1) / BC3 Linear (DXT5) None

DS1R

Game part Texture Type Compression Mip Maps
menu Color + Alpha BC3 Linear (DXT5) None
parts Color BC1 Linear (DXT1) None
sfx Color + Alpha BC1 Linear (DXT1) / BC3 Linear (DXT5) None

DS2

Game part Texture Type Compression Mip Maps
menu Color + Alpha BC3 8bpp (Linear) None
parts Color ? None
sfx Color + Alpha ? None

DS3

Game part Texture Type Compression Mip Maps
menu Color + Alpha BC7 8bpp Fine (Linear, DX11+) None
parts Color BC1 (sRGB, DX10+) None
sfx Color + Alpha BC7 8bpp Fine (Linear, DX11+) Auto-Generate
emissive textures Color ? ?

ER

Game part Texture Type Compression Mip Maps
menu Color + Alpha BC7 8bpp Fine (Linear, DX11+) None
parts Color BC7 8bpp Fine (Linear, DX11+) Auto-Generate
sfx Color + Alpha BC7 8bpp Fine (Linear, DX11+) Auto-Generate
emissive textures Color BC1 4bpp (sRGB, DX10+) Auto-generate (not confirmed)