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).
## Bootloader
Enter the bootloader in 3 ways:
* **Bootmagic reset**: Hold down the knob while plugging in the keyboard's USB cable
* **Physical reset button**: Briefly press the button on the underside of the PCB
* **Keycode in layout**: Press the key mapped to `QK_BOOT`*(or `RESET`)* if it is available