# JS API Reference

# Welcome to the Highcharts JS Options Reference

These pages outline the chart configuration options, and the methods and properties of Highcharts objects.

Feel free to search this API through the search bar or the navigation tree in the sidebar.

# global.canvasToolsURL

Canvg rendering for Android 2.x is removed as of Highcharts 5.0. Use the libURL option to configure exporting.

The URL to the additional file to lazy load for Android 2.x devices. These devices don't support SVG, so we download a helper file that contains canvg, its dependency rbcolor, and our own CanVG Renderer class. To avoid hotlinking to our site, you can install canvas-tools.js on your own server and change this option accordingly.