Download and install OEM QUAL Diagnostics Interface driver

QUAL Diagnostics Interface is a Ports hardware device. This driver was developed by OEM. The hardware id of this driver is USB/VID_109B&PID_90A9&MI_01; this string has to match your hardware.

1. How to manually install OEM QUAL Diagnostics Interface driver

1. Download the driver setup file for OEM QUAL Diagnostics Interface driver from the location below. This download link is for the driver version 2.0.6.7 dated 2012-04-13.
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3. Start the driver installation file from a Windows account with the highest privileges (rights). If your UAC (User Access Control) is running then you will have to accept of the driver and run the setup with administrative rights.
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5. Go through the driver setup wizard, which should be quite straightforward. The driver setup wizard will analyze your PC for compatible devices and will install the driver.
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7. Restart your PC and enjoy the fresh driver, as you can see it was quite smple.
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This driver is not digitally signed.

Driver rating 3.9 stars out of 63890 votes.

2. Installing the OEM QUAL Diagnostics Interface driver using DriverMax: the easy way

The advantage of using DriverMax is that it will setup the driver for you in just a few seconds and it will keep each driver up to date, not just this one. How can you install a driver with DriverMax? Let's follow a few steps!

1. Open DriverMax and press on the yellow button that says ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to analyze each driver on your computer.
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3. Take a look at the list of available driver updates. Scroll the list down until you locate the OEM QUAL Diagnostics Interface driver. Click on Update.
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5. That's all, the driver is now installed!
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