National Instruments USB-9421 DSUB driver download and installation

USB-9421 DSUB is a DAQ Device hardware device. The Windows version of this driver was developed by National Instruments. The hardware id of this driver is USB/VID_3923&PID_712E&REV_0100.

1. National Instruments USB-9421 DSUB - install the driver manually

1. You can download from the link below the driver installer file for the National Instruments USB-9421 DSUB 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 administrative rights. If your User Access Control Service (UAC) is running please confirm the installation 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 restart your PC in order to use the updated driver. It is as simple as that to install a Windows driver!
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There is no digital signature available for this driver.

Driver rating 3.8 stars out of 72687 votes.

2. The easy way: using DriverMax to install National Instruments USB-9421 DSUB driver

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 take a look!

1. Open DriverMax and press on the yellow button named ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to analyze each driver on your PC.
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3. Take a look at the list of available driver updates. Scroll the list down until you locate the National Instruments USB-9421 DSUB driver. Click the Update button.
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5. Finished installing the driver!
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