When you’re installing Windows OS with a USB drive, you are stuck with the “A required CD/DVD drive device driver is missing” issue, which commonly occurs to Windows 7 and Windows 10.
This issue occurs as your USB drive cannot be recognized by Windows PE (Windows Preinstallation Environment). To fix the issue, you can use one of the methods below.
Try the methods one by one until you find the one that works for you.
Method 1: Replug the USB drive
A simple fix for the “A required CD/DVD drive device driver is missing” issue is to unplug the USB drive from your computer, and then plug it back in.
This fix had worked for many Windows users including me. So just give it a try.
Method 2: Try a different USB port
Another useful method to fix the issue is to plug your USB drive to another USB port.
If you encounter the error with USB 3.0 port, try the USB 2.0 port and the problem should resolve. Usually, you can easily identify the USB 2.0 port with the name under the port.
In case you don’t see the name that can help identify the port, you can identify it with the color inside the port. The USB 2.0 port is colored black inside, and the USB 3.0 port is colored blue inside.
If you don’t have a physical USB 2.0 port on your computer, you can try Method 3 to disable USB 3.0 in BIOS.
Method 3: Disable USB 3.0 in BIOS
USB 3.0 is usually enabled by default. To fix the problem, you can try to disable it manually in BIOS. After you disable USB 3.0 in BIOS, Windows will recognize all USB ports on your computer as USB 3.0 ports.
You can refer to the steps below to disable USB 3.0 in BIOS.
1) Remove the USB drive and turn off your computer.
2) Turn it on again. Before you access Windows, you may see the key to enter BIOS specified on the very first screen, for example F10. Press that key on your keyboard to access BIOS.
The key to enter BIOS varies depending on the computer brand model you’re using. If you have no idea how to enter BIOS, you can contact the manufacturer support for assistance.
3) Once entering BIOS, go to the System Configuration tab and select USB 3.0 Configuration in Pre-OS and then select Disable or Auto.
4) Press the F10 key to save changes and exit BIOS.
5) Plug your USB drive and restart your computer to install the OS again.
Hopefully you find this article helpful. If you have any questions, feel free to drop a comment below.