Qualcomm Incorporated Qualcomm HS-USB Diagnostics 90C9 - two ways of downloading and installing the driver

Qualcomm HS-USB Diagnostics 90C9 is a Ports device. The developer of this driver was Qualcomm Incorporated. The hardware id of this driver is USB/VID_05C6&PID_90C9&MI_00; this string has to match your hardware.

1. Qualcomm Incorporated Qualcomm HS-USB Diagnostics 90C9 driver - how to install it manually

1. You can download from the link below the driver setup file for the Qualcomm Incorporated Qualcomm HS-USB Diagnostics 90C9 driver. The archive contains version 2.1.3.8 dated 2019-11-20 of the driver.
2.  
3. Start the driver installer file from a user account with the highest privileges (rights). If your User Access Control Service (UAC) is enabled please confirm the installation of the driver and run the setup with administrative rights.
4.  
5. Go through the driver setup wizard, which will guide you; it should be pretty easy to follow. The driver setup wizard will scan your PC and will install the right driver.
6.  
7. When the operation finishes shutdown and restart your computer in order to use the updated driver. As you can see it was quite smple to install a Windows driver!
8.  

This driver is digitally signed by the manufacturer.
Size of this driver: 200184 bytes (195.49 KB)
Driver rating 4.4 stars out of 96522 votes.
This driver is compatible with the following versions of Windows:

• 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. The easy way: using DriverMax to install Qualcomm Incorporated Qualcomm HS-USB Diagnostics 90C9 driver

The most important advantage of using DriverMax is that it will install the driver for you in the easiest possible way and it will keep each driver up to date, not just this one. How easy can you install a driver using DriverMax? Let's take a look!

1. Open DriverMax and press on the yellow button that says ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to scan and analyze each driver on your computer.
2.  
3. Take a look at the list of driver updates. Search the list until you find the Qualcomm Incorporated Qualcomm HS-USB Diagnostics 90C9 driver. Click the Update button.
4.  
5. Enjoy using the updated driver! :)
6.