API Reference > frontend-devTools > Tools > DefaultTileSizeModifierTool > run run Method This method runs the tool, setting the default tile size modifier used for all viewports that don't explicitly override it. run(modifier?: number): boolean Parameter Type Description modifier number the tile size modifier to use; if undefined, do not set modifier Returns - boolean Defined in frontend-devtools/src/tools/ViewportTools.ts Line 316 Last Updated: 11 June, 2024