National Instruments NI PCIe-8433/4 Isolated RS-5 Interface - two ways of downloading and installing the driver

NI PCIe-8433/4 Isolated RS-5 Interface is a NI-Serial Peripherals hardware device. This Windows driver was developed by National Instruments. PCI/VEN_1093&DEV_74DC is the matching hardware id of this device.

1. Manually install National Instruments NI PCIe-8433/4 Isolated RS-5 Interface driver

1. Download the setup file for National Instruments NI PCIe-8433/4 Isolated RS-5 Interface driver from the link below. This is the download link for the driver version 19.0.0.49152 released on 2019-03-20.
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3. Run the driver installation file from a Windows account with the highest privileges (rights). If your User Access Control (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 quite easy to follow. The driver installation wizard will analyze your PC for compatible devices and will install the driver.
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7. Restart your PC and enjoy the updated driver, as you can see it was quite smple.
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This driver is not digitally signed.

Driver rating 3.3 stars out of 61723 votes.

2. The easy way: using DriverMax to install National Instruments NI PCIe-8433/4 Isolated RS-5 Interface 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 can you install a driver with DriverMax? Let's take a look!

1. Open DriverMax and push on the yellow button that says ~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 driver updates. Scroll the list down until you find the National Instruments NI PCIe-8433/4 Isolated RS-5 Interface driver. Click on Update.
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5. That's all, the driver is now installed!
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