Unity Engine documentationScript ReferenceUnityEditorTextureImporterFormatASTC_RGBA_6x6Obsolete. Use TextureImporterFormat.ASTC_6x6 instead.Read time 1 minuteLast updated 10 days agoDefinition Type: Field Namespace: UnityEditor Assembly: UnityEditor.CoreModule WarningRemoved. Enum member ASTC_RGBA_6x6 is obsolete. Use ASTC_6x6Upgrade to TextureImporterFormat.ASTC_6x6 ASTC_RGBA_6x6 = -56