Unity Engine documentationScript ReferenceUnityEditorTextureImporterFormatASTC_RGB_12x12Obsolete. Use TextureImporterFormat.ASTC_12x12 instead.Read time 1 minuteLast updated 7 days agoDefinition Type: Field Namespace: UnityEditor Assembly: UnityEditor.CoreModule WarningRemoved. Enum member ASTC_RGB_12x12 is obsolete. Use ASTC_12x12Upgrade to TextureImporterFormat.ASTC_12x12 ASTC_RGB_12x12 = -53