SMSC Sound Device on MOST PCI Interface 150o OP3421 - two ways of downloading and installing the driver

Sound Device on MOST PCI Interface 150o OP3421 is a MEDIA device. The Windows version of this driver was developed by SMSC. The hardware id of this driver is MOSTBUS/PCI_VEN_1853&DEV_3421&SUBSYS_009B1853&REV_01&MOSTPCM&0000; this string has to match your hardware.

1. Manually install SMSC Sound Device on MOST PCI Interface 150o OP3421 driver

1. You can download from the link below the driver installer file for the SMSC Sound Device on MOST PCI Interface 150o OP3421 driver. The archive contains version 2.0.1.7 released on 2013-09-04 of the driver.
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3. Run the driver installer file from a user account with administrative rights. If your User Access Control (UAC) is enabled please confirm the installation 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 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. It is as simple as that to install a Windows driver!
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This driver is digitally signed.
Size of this driver: 32182 bytes (31.43 KB)
This driver was rated with an average of 4.5 stars by 73047 users.
This driver was released for 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 SMSC Sound Device on MOST PCI Interface 150o OP3421 driver

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. How can you install a driver with DriverMax? Let's follow a few steps!

1. Open DriverMax and click on the yellow button that says ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to scan and analyze each driver on your PC.
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3. Take a look at the list of available driver updates. Scroll the list down until you locate the SMSC Sound Device on MOST PCI Interface 150o OP3421 driver. Click the Update button.
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5. Enjoy using the updated driver! :)
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