What browsers are supported by the Web Editor? April 01, 2021 14:11 Updated The Web Editor supports the latest stable version of Google Chrome, Firefox, Safari, and Microsoft Edge. Related articles My sketch compiles but does not upload or upload button is greyed out... I have installed the plugin, but the board is not recognized... Can I use the Arduino IDE in Chromebooks? What happens to my data after downgrading? Where are my Web Editor sketches stored?