Unknown Enhanced Serial Multi-1/PCI - two ways of downloading and installing the driver

Enhanced Serial Multi-1/PCI is a Multi Function hardware device. The Windows version of this driver was developed by Unknown. The hardware id of this driver is PCI/VEN_14a1&DEV_4d01&REV_80; this string has to match your hardware.

1. Manually install Unknown Enhanced Serial Multi-1/PCI driver

1. You can download from the link below the driver setup file for the Unknown Enhanced Serial Multi-1/PCI driver. The archive contains version 5.0.7 dated 2010-02-24 of the driver.
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3. Run 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. Follow the driver setup wizard, which will guide you; it should be pretty easy to follow. The driver setup wizard will analyze your computer and will install the right driver.
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7. When the operation finishes restart your computer in order to use the updated driver. It is as simple as that to install a Windows driver!
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There is no digital signature available for this driver.
Driver file size: 105253 bytes (102.79 KB)
This driver was installed by many users and received an average rating of 3.2 stars out of 18834 votes.
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. The easy way: using DriverMax to install Unknown Enhanced Serial Multi-1/PCI 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 using DriverMax? Let's take a look!

1. Open DriverMax and click on the yellow button that says ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to analyze each driver on your computer.
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3. Take a look at the list of available driver updates. Search the list until you find the Unknown Enhanced Serial Multi-1/PCI driver. Click on Update.
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5. That's it, you installed your first driver!
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