USB controllers are drivers that allow your USB devices, the USB ports and the computer to interface. If you are having issues with your USB devices, you may need to update the native drivers on your computer. If you need to download or update Asus USB 3.0 driver, you can download the correct one on Asus official website or download it with some tools.
How to Update Asus USB 3.0 Driver
Click "Start" and right-click "My Computer".
Select "Properties". Click "Hardware" in the System Property window that appears. Click the "Device Manager" button.
Click "Universal Serial Bus Controllers". Right-click each USB Universal Host Controller and choose "Update Driver", one at a time. Click "Next" and "Finish".
Restart your computer to complete the USB driver installation.
Go to your motherboard or USB PCI card manufacturer's website if your Asus computer does not have any updated drivers for your USB controller. Click the support or download sections to determine if a full motherboard update or a USB update is available. Double-click the downloaded driver file and click "Next" through the driver installation wizard to install any available updates. The installation process does vary slightly depending on the manufacturer, but most driver installations are straightforward.
Still not download the Asus USB 3.0 driver? You can try DriverTuner which can download all computer drivers especially Asus USB 3.0 driver.
How to Download Asus USB 3.0 Driver with DriverTuner
Click the button [Start Scan] to scan for the drivers.
Browse and choose Asus USB 3.0 USB driver, and then click the button [Download] to download the drivers.
Install Asus USB 3.0 driver.
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Driver Update Utility
DriverTuner was created to save your time resolving driver problems by providing you with a single, automatic tool.
Compatible with Windows 7/8/8.1