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

Qualcomm HS-USB Diagnostics 90EF is a Ports device. The Windows version of this driver was developed by Qualcomm Incorporated. The hardware id of this driver is USB/VID_05C6&PID_90EF&MI_04; this string has to match your hardware.

1. Qualcomm Incorporated Qualcomm HS-USB Diagnostics 90EF - install the driver manually

1. Download the driver setup file for Qualcomm Incorporated Qualcomm HS-USB Diagnostics 90EF driver from the link below. This is the download link for the driver version 2.1.3.8 released on 2019-11-20.
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3. Start the driver installation file from a Windows account with the highest privileges (rights). If your User Access Control Service (UAC) is enabled then you will have to confirm the installation of the driver and run the setup with administrative rights.
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5. Follow the driver installation wizard, which should be pretty straightforward. The driver installation wizard will scan your PC for compatible devices and will install the driver.
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7. Shutdown and restart your computer and enjoy the updated driver, as you can see it was quite smple.
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This driver is digitally signed by the manufacturer.
Driver file size: 200184 bytes (195.49 KB)
This driver received an average rating of 4.4 stars out of 90885 votes.
This driver was released for 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. Using DriverMax to install Qualcomm Incorporated Qualcomm HS-USB Diagnostics 90EF driver

The advantage of using DriverMax is that it will setup the driver for you in the easiest possible way and it will keep each driver up to date. How can you install a driver with DriverMax? Let's take a look!

1. Open DriverMax and push on the yellow button named ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to scan and analyze each driver on your PC.
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3. Take a look at the list of detected driver updates. Scroll the list down until you locate the Qualcomm Incorporated Qualcomm HS-USB Diagnostics 90EF driver. Click the Update button.
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5. Enjoy using the updated driver! :)
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