Bus -usb- Controller Driver Windows 7 64 Bit | Universal Serial

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For USB 1.1 and USB 2.0, Windows 7 includes generic drivers (usbehci.sys, usbhub.sys). If those show errors: Download from: For USB 1

Before downloading any driver, you must identify the exact USB controller chipset on your motherboard or laptop. Blindly downloading "universal" drivers often leads to BSODs or no improvement. Windows 7 includes generic drivers (usbehci.sys