To upload the firmware to Pico HID, you can use any computer with a USB port. 1. [Download](https://github.com/pikvm/kvmd/releases) the latest release of the firmware. The file is called `pico-hid.uf2`. 2. Press and hold the white button on the Pico board. 3. While still holding the button, plug it in the computer using a USB cable. 4. Release the button. 5. The Pico board appears as a flash drive on your computer. 6. Copy the `pico-hid.uf2` file to this flash drive. 7. Safely eject the USB device.