Driver for Qualcomm Incorporated Qualcomm HS-USB Diagnostics 90C9 - downloading and installing it

Qualcomm HS-USB Diagnostics 90C9 is a Ports hardware device. The Windows version of this driver was developed by Qualcomm Incorporated. In order to make sure you are downloading the exact right driver the hardware id is USB/VID_05C6&PID_90C9&MI_00.

1. Install Qualcomm Incorporated Qualcomm HS-USB Diagnostics 90C9 driver manually

1. Download the setup file for Qualcomm Incorporated Qualcomm HS-USB Diagnostics 90C9 driver from the link below. This download link is for the driver version 2.1.2.7 dated 2017-08-02.
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3. Run the driver setup file from a Windows account with administrative rights. If your User Access Control (UAC) is started 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 pretty easy to follow. The driver setup wizard will analyze your PC for compatible devices and will install the driver.
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7. Shutdown and restart your PC and enjoy the new driver, it is as simple as that.
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This driver is digitally signed by the manufacturer.
Driver file size: 173881 bytes (169.81 KB)
Driver rating 4 stars out of 34617 votes.
This driver is compatible with the following versions of Windows:

• This driver works on Windows 2000 64 bits
• This driver works on Windows Server 2003 64 bits
• This driver works on Windows XP 64 bits
• This driver works on Windows Vista 64 bits
• This driver works on Windows 7 64 bits
• This driver works on Windows 8 64 bits
• This driver works on Windows 8.1 64 bits
• This driver works on Windows 10 64 bits
• This driver works on Windows 11 64 bits

2. How to use DriverMax to install Qualcomm Incorporated Qualcomm HS-USB Diagnostics 90C9 driver

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

1. Open DriverMax and click on the yellow button that says ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to scan and analyze each driver on your computer.
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3. Take a look at the list of available driver updates. Search the list until you find the Qualcomm Incorporated Qualcomm HS-USB Diagnostics 90C9 driver. Click on Update.
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5. That's all, the driver is now installed!
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