steps
what you'll need: USB flash drive or NANLINK app
11. Download firmware zip for your specific model (650C or 1200C) 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.
GotchaSeparate firmware files for 650C and 1200C. GotchaDyno 2400C not found in the API.