The Logicool Microphone (Qcam) Windows driver is software that allows a Logitech (Logicool is the brand name used in some regions, like Japan) webcam and its built-in microphone to work properly with your Windows computer. If you have a Logitech webcam with an integrated microphone (often branded under the Qcam series), the driver ensures that both the video and audio functions are recognized and supported by your operating system.

The Qcam series typically refers to Logitech webcams, and many models come with integrated microphones that rely on specific drivers to ensure sound capture works in applications like video calls, recording software, and streaming services.