support@unicprojector.com Subject: Firmware download link for UC40 (S/N: [YOUR_SERIAL_NUMBER])
Ensure the projector is plugged into a stable power source. Do not update using a portable power bank. Insert and Boot: Turn the projector off. Insert the USB drive into the USB port. Turn the projector on. unic uc40 projector software update download link
Turn on your UC40 and go to .