The firmware file must be placed in the "root" (the main folder, not inside a subfolder) of the USB drive for the projector to recognize it. 3. Step-by-Step Update Process Insert the Drive: Plug the USB stick into the projector's USB port. Navigate to Options: Power on the projector, open the , and navigate to the tab (usually the leftmost or rightmost icon). Initiate Update: Software Update (USB) and confirm the prompt. Wait for Reboot: The device will show a progress bar. Do
| Requirement | Specification | |-------------|---------------| | USB Drive | 4GB to 16GB capacity, formatted to (not exFAT or NTFS) | | Power Supply | Connect to wall outlet (do NOT run on battery or power bank) | | File System | The .bin file must be in the root directory (not inside a folder) | | File Name | Must be exactly UC40_UPDATE.bin (rename the downloaded file) | | Projector State | 100% charged OR plugged in; temperature below 40°C (104°F) | unic uc40 projector software update exclusive download
and confirm by pressing the corresponding button on your remote or projector. The firmware file must be placed in the