The file dlusb-c120.exe (often labeled as dlusb_launcherC120.exe) is the core executable driver and launcher for the Acer C120 Pico Projector . Because the
: The C120 uses a proprietary USB cable that can draw power from two ports simultaneously to boost brightness from 75 lumens (standard USB) 100 lumens (boosted) Performance Dependency dlusb-c120.exe
dlusb-c120.exe to a familiar location, such as your "Downloads" folder or Desktop.Install the driver and restart your computer before plugging the USB cable back in. 3. Check USB Power Delivery The file dlusb-c120