O2Micro O2Micro Integrated MMC/SD controller - two ways of downloading and installing the driver

O2Micro Integrated MMC/SD controller is a SCSI Adapter hardware device. This driver was developed by O2Micro. PCI/VEN_1217&DEV_8420 is the matching hardware id of this device.

1. O2Micro O2Micro Integrated MMC/SD controller driver - how to install it manually

1. You can download from the link below the driver installer file for the O2Micro O2Micro Integrated MMC/SD controller driver. The archive contains version 1.2.2.1055 dated 2013-12-12 of the driver.
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3. Start the driver installer file from a user account with the highest privileges (rights). If your UAC (User Access Control) is enabled please accept of the driver and run the setup with administrative rights.
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5. Follow the driver setup wizard, which will guide you; it should be quite easy to follow. The driver setup wizard will analyze your PC and will install the right driver.
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7. When the operation finishes shutdown and 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 is digitally signed.
The file size of this driver is 566008 bytes (552.74 KB)
This driver was rated with an average of 4.1 stars by 45400 users.
This driver is compatible with the following versions of Windows:

• This driver works on Windows 2000 32 bits
• This driver works on Windows Server 2003 32 bits
• This driver works on Windows XP 32 bits
• This driver works on Windows Vista 32 bits
• This driver works on Windows 7 32 bits
• This driver works on Windows 8 32 bits
• This driver works on Windows 8.1 32 bits
• This driver works on Windows 10 32 bits
• This driver works on Windows 11 32 bits

2. How to install O2Micro O2Micro Integrated MMC/SD controller driver using DriverMax

The 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. How easy 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 scan and analyze each driver on your computer.
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3. Take a look at the list of driver updates. Search the list until you locate the O2Micro O2Micro Integrated MMC/SD controller driver. Click the Update button.
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5. That's all, the driver is now installed!
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