. It serves as the "USB Display" driver and application software that allows the projector to receive video signals through a standard USB port instead of a traditional HDMI or VGA cable. Purpose and Function

Upload the file to an online aggregator like to scan it against dozens of antivirus engines simultaneously. 3. Common Error Messages and Why They Happen

I can provide the exact steps or suggest a modern replacement driver. Share public link

If the error started appearing after a recent change:

Modern Windows versions often struggle with the older architecture of the C120 drivers. If the projector shows up as a drive but won't project: