API Reference > imodeljs-common > Rendering > FeatureOverrides > overrideSubCategory overrideSubCategory Method Specify overrides for all geometry belonging to the specified SubCategory. overrideSubCategory(id: string, app: FeatureAppearance, replaceExisting: boolean = true): void note These overrides have lower priority than element and model overrides. note If FeatureOverrides.defaultOverrides are defined, they will not apply to any geometry within this subcategory, even if the supplied appearance overrides nothing. Parameter Type Description id string The Id of the subcategory. app FeatureAppearance The symbology overrides. replaceExisting boolean Specifies whether to replace a pre-existing override for the same subcategory. Returns - void Defined in core/common/src/FeatureSymbology.ts Line 521 Last Updated: 11 June, 2024