Installation GuideA driver must be installed before using the USB 3.0 to HDMI adapter. A concise illustrated installation guide is included in the package. Driver installation is simple and quick, requiring no CD. This adapter is particularly suitable for corporate employees, remote workers, content creators, gamers, and students. If the driver does not automatically pop up, please contact us promptly or refer to the image annotations. (Note: Disable antivirus software before installation) Dual-Screen HD ExtensionUSB to Dual HDMI adapter effortlessly upgrades your single display to dual HDMI monitors via a USB 3.0 port! Supporting both extended and mirrored modes, each port outputs full HD resolution at 1920×1080@60Hz. Ideal for multitasking, presentations, and entertainment, it significantly boosts productivity while delivering an immersive gaming experience. *This adapter cannot be used in BIOS mode, and the driver needs to be installed.