National Instruments USB-6221 - two ways of downloading and installing the driver

USB-6221 is a DAQ Device device. The developer of this driver was National Instruments. The hardware id of this driver is USB/VID_3923&PID_72DC.

1. National Instruments USB-6221 driver - how to install it manually

1. Download the setup file for National Instruments USB-6221 driver from the location below. This is the download link for the driver version 19.5.0.49152 dated 2019-09-10.
2.  
3. Start the driver setup file from a Windows account with administrative rights. If your User Access Control Service (UAC) is running then you will have to accept of the driver and run the setup with administrative rights.
4.  
5. Go through the driver installation wizard, which should be pretty straightforward. The driver installation wizard will analyze your PC for compatible devices and will install the driver.
6.  
7. Restart your computer and enjoy the fresh driver, as you can see it was quite smple.
8.  

This driver is digitally signed by National Instruments.
Size of this driver: 74164 bytes (72.43 KB)
This driver was rated with an average of 4.3 stars by 88486 users.
This driver is compatible with the following versions of Windows:

• This driver works on Windows 2000 64 bits
• This driver works on Windows Server 2003 64 bits
• This driver works on Windows XP 64 bits
• This driver works on Windows Vista 64 bits
• 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. The easy way: using DriverMax to install National Instruments USB-6221 driver

The most important 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, not just this one. How easy can you install a driver with DriverMax? Let's see!

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 computer.
2.  
3. Take a look at the list of available driver updates. Search the list until you locate the National Instruments USB-6221 driver. Click on Update.
4.  
5. Finished installing the driver!
6.