# web-bluetooth-dfu Device firmware update with Web Bluetooth Put this firmware onto an [nrf51822](https://www.nordicsemi.com/eng/Products/nRF51-DK): [NRF51822_DFU_Test_BOOT.hex](https://thegecko.github.io/web-bluetooth-dfu/firmware/NRF51822_DFU_Test_BOOT.hex) Reset the device and open this site in a [web-bluetooth](https://webbluetoothcg.github.io/web-bluetooth/) enabled browser: [https://thegecko.github.io/web-bluetooth-dfu](https://thegecko.github.io/web-bluetooth-dfu)