Intel Corporation Intel R Serial IO I2C Host Controller - 43D9 how to download and install the driver

Intel R Serial IO I2C Host Controller - 43D9 is a Chipset hardware device. This Windows driver was developed by Intel Corporation. The hardware id of this driver is PCI/VEN_8086&DEV_43D9; this string has to match your hardware.

1. Manually install Intel Corporation Intel R Serial IO I2C Host Controller - 43D9 driver

1. You can download from the link below the driver setup file for the Intel Corporation Intel R Serial IO I2C Host Controller - 43D9 driver. The archive contains version 30.100.2129.8 dated 2021-07-13 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 setup wizard, which will guide you; it should be pretty easy to follow. The driver setup wizard will scan your computer 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. As you can see it was quite smple to install a Windows driver!
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This driver was not digitally signed.

Driver rating 3.8 stars out of 81920 votes.

2. Installing the Intel Corporation Intel R Serial IO I2C Host Controller - 43D9 driver using DriverMax: the easy way

The 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 using DriverMax? Let's see!

1. Start DriverMax and click 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 detected driver updates. Search the list until you locate the Intel Corporation Intel R Serial IO I2C Host Controller - 43D9 driver. Click on Update.
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5. Enjoy using the updated driver! :)
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