The Level Of Detail section displays mip and LOD settings. The compression quality for generated textures.
A value of 0 means the maximum size for the format on each platform, except HDR long/lat cubemaps, which default to a resolution of 512. The maximum resolution for generated textures. The compression settings to use when building the Texture. If enabled, defer compression of the Texture until save. If enabled, the Textures Alpha channel will be discarded during compression.