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National Instruments USB-9221 DSUB driver download and installation


USB-9221 DSUB is a DAQ Device device. The Windows version of this driver was developed by National Instruments. The hardware id of this driver is USB/VID_3923&PID_71A2&REV_0100.

1. National Instruments USB-9221 DSUB - install the driver manually


  1. Download the setup file for National Instruments USB-9221 DSUB driver from the location below. This is the download link for the driver version 22.5.0.49248 dated 2022-07-07.
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  3. Run the driver setup file from a Windows account with the highest privileges (rights). If your User Access Control Service (UAC) is enabled then you will have to accept of the driver and run the setup with administrative rights.
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  5. Follow the driver setup wizard, which should be pretty straightforward. The driver setup wizard will scan your PC for compatible devices and will install the driver.
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  7. Restart your computer and enjoy the fresh driver, it is as simple as that.
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This driver is not digitally signed.
Download size of the driver: 0 bytes (0 B)
This driver was installed by many users and received an average rating of 3.8 stars out of 9417 votes.




2. The easy way: using DriverMax to install National Instruments USB-9221 DSUB 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 can you install a driver with DriverMax? Let's follow a few steps!

  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 detected driver updates. Search the list until you locate the National Instruments USB-9221 DSUB driver. Click on Update.
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  5. Enjoy using the updated driver! :)
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