# About This Image This Image contains a browser-accessible version of [Microsoft Edge Insider Preview](https://www.microsoftedgeinsider.com/en-us/download?platform=linux-deb). ![Screenshot][Image_Screenshot] [Image_Screenshot]: https://f.hubspotusercontent30.net/hubfs/5856039/dockerhub/image-screenshots/edge.png "Image Screenshot" # Environment Variables * `LAUNCH_URL` - The default URL the browser launches to when created. * `APP_ARGS` - Additional arguments to pass to the browser when launched. * `KASM_RESTRICTED_FILE_CHOOSER` - Confine "File Upload" and "File Save" dialogs to ~/Desktop. On by default.