steps
what you'll need: USB flash drive or NANLINK app
11. Download firmware from official support page.
22. Copy .bin to root of FAT/FAT32 USB drive.
33. Power off, insert USB, power on.
44. Fixture auto-updates.
GotchaWC-LM6P-C1 wired controller (product id=43) has separate firmware (V1.01.12).