Driver for Unknown Enhanced Serial Multi-1S/PCI - downloading and installing it

Enhanced Serial Multi-1S/PCI is a Multi Port Serial device. This Windows driver was developed by Unknown. The hardware id of this driver is PCI/VEN_14a1&DEV_4d01&REV_C0.

1. How to manually install Unknown Enhanced Serial Multi-1S/PCI driver

1. Download the driver setup file for Unknown Enhanced Serial Multi-1S/PCI driver from the link below. This download link is for the driver version 1.704.01.002 dated 2013-06-26.
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3. Start the driver setup file from a Windows account with administrative rights. If your UAC (User Access Control) is started then you will have to confirm the installation of the driver and run the setup with administrative rights.
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5. Follow the driver installation wizard, which should be quite easy to follow. The driver installation wizard will scan your PC for compatible devices and will install the driver.
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7. Restart your PC and enjoy the updated driver, it is as simple as that.
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This driver is digitally signed by Unknown.
Download size of the driver: 241559 bytes (235.90 KB)
Driver rating 4.6 stars out of 2710 votes.
This driver is fully 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. Using DriverMax to install Unknown Enhanced Serial Multi-1S/PCI driver

The advantage of using DriverMax is that it will setup the driver for you in just a few seconds and it will keep each driver up to date. How can you install a driver using DriverMax? Let's follow a few steps!

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.
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3. Take a look at the list of available driver updates. Scroll the list down until you find the Unknown Enhanced Serial Multi-1S/PCI driver. Click on Update.
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5. Finished installing the driver!
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