To activate the USBasploader bootloader, hold the BOOT button down during power on or reset. LED2 should light up to indicate that the bootloader is active.
Flash the firmware using the `make` command with the `flash` parameter, example below:
See the [build environment setup](https://docs.qmk.fm/#/getting_started_build_tools) and the [make instructions](https://docs.qmk.fm/#/getting_started_make_guide) for more information. Brand new to QMK? Start with our [Complete Newbs Guide](https://docs.qmk.fm/#/newbs).