• Some USB Type-C devices, such as printers and scanners etc. that the USB Type-C devices software and drivers should be installed before connecting the USB Type-C device to the computer. Please make sure your computer has been followed the installation documentation from the USB Type-C device manufacturer.
• Check if there is any type of damage caused on the USB Type-C cable or the USB Type-C ports on the computer. It may occur some USB Type-C performance problems. You may experience problems like USB Type-C device stops working or works intermittently etc. We suggest you visit ASUS customer service center for further tests.
• If you have another computer available, try connecting the USB Type-C device to it. If the USB Type-C device is still not detected and not working well either, then the USB Type-C device may be faulty. We suggest you contact the device manufacturer.
• If you are using the USB device via a USB Type-C docking (USB hub), try connecting the USB device to the computer directly. If the USB device is able to work normally, then the USB Type-C docking may be faulty or the power source of the docking (hub) is not enough.

If the problem persists, please continue the next troubleshooting step.

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Updating software usually helps the system stability and optimization, so we recommend you check and often update to the latest version on your PC. Here you can learn more about:

How to update the BIOS version in Windows system

How to use EZ Flash to update the BIOS version

(For desktop products, please refer to ASUS Motherboard EZ Flash 3 Introduction.)

For executing Windows update and drivers update, here you can learn more about:

How to execute Windows Update

How to update drivers via System Update in MyASUS

If the problem persists after you have updated BIOS/Windows packages/drivers to the date, please continue to the next chapter for troubleshooting.

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1. Disconnect all USB devices from the computer.
2. Type and search [Device Manager] in the Windows search bar①, then click [Open]②. (The left-side search illustration below is in Windows 11, and the right-side is Windows 10.)   
   
3. Uninstall the driver of USB Root Hub. Check the arrow next to [Universal Serial Bus controllers]③, then right-click the [USB Root Hub]④ and select [Uninstall device]⑤.   
   
4. Select [Uninstall]⑥.   
   
5. Repeat step 3 & step 4 to uninstall all the USB Root Hubs.   
   Note: If your PC supports USB4, please also uninstall the USB4 Root Device Router.   
   
6. Restart the computer. The driver will be automatically installed after the computer restarts. If problems persist, please continue to the next step.

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1. Disconnect all USB devices from the computer.
2. Type and search [Device Manager] in the Windows search bar①, then click [Open]②. (The left-side search illustration below is in Windows 11, and the right-side is Windows 10.)   
   
3. Uninstall the driver of USB Host Controller. Check the arrow next to [Universal Serial Bus controllers]③, then right-click the [USB Host Controller]④ and select [Uninstall device]⑤.   
   
4. Select [Uninstall]⑥.   
   
5. Repeat steps 3 & step 4 to uninstall all the USB Host Controllers.   
   Note: If your PC supports USB4, please also uninstall the USB4 Host Router.   
   
6. Restart the computer. The driver will be automatically installed after the computer restarts. If problems persist, please continue to the next step.

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If your computer supports the Thunderbolt feature, try to reinstall the driver. Here you can learn more about How to determine the function of USB Type-C.

1. Please go to the ASUS Support site, then download and install the [Intel Chipset driver] on the Chipset category. Here you can learn more about How to search and download drivers.   
   Note: On most models, the Thunderbolt driver has been integrated into the Intel Chipset driver.   
   
2. After installing the driver, please restart the computer and then try to connect to Thunderbolt device. If the problem persists, please continue the next troubleshooting step.

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Please make sure the USB Type-C connector on your PC whether it supports the display feature or not. Here you can learn more about How to determine the function of USB Type-C.

If USB Type-C supports the display feature, please refer to How to connect your PC to one or more external monitors with different connectors.

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Refer to the suggestions of Microsoft to fix things if you get a notification that there's something wrong with the USB Type-C connection, here you can learn more about Fix USB-C problems in Windows.

If the problem persists, please continue the next troubleshooting step.

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If the USB Type-C problem happens recently, and if you have ever created a restore point or there is an automatic system restore existed, try to restore the computer to a point before the problem began to resolve the problem. Here you can learn more about How to use restore point to restore the system. If the problem persists, please continue the next troubleshooting step.

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If the problem persists after all troubleshooting steps are completed. Please backup your personal files, then reset the PC to back to its original configuration. Here you can learn more about: How to reset the system.

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