National Instruments USB-9421 driver download and installation

USB-9421 is a DAQ Device device. This Windows driver was developed by National Instruments. The hardware id of this driver is USB/VID_3923&PID_709F.

1. Install National Instruments USB-9421 driver manually

1. You can download from the link below the driver installer file for the National Instruments USB-9421 driver. The archive contains version 23.0.0.49364 released on 2023-01-14 of the driver.
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3. Start the driver installer file from a user account with the highest privileges (rights). If your User Access Control (UAC) is started please accept of the driver and run the setup with administrative rights.
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5. Go through the driver installation wizard, which will guide you; it should be quite easy to follow. The driver installation wizard will scan your PC and will install the right driver.
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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!
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This driver is not digitally signed.

This driver was installed by many users and received an average rating of 3.7 stars out of 74098 votes.

2. How to use DriverMax to install National Instruments USB-9421 driver

The most important 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. How can you install a driver using DriverMax? Let's see!

1. Start DriverMax and press on the yellow button named ~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 driver updates. Search the list until you locate the National Instruments USB-9421 driver. Click the Update button.
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5. Enjoy using the updated driver! :)
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