Driver for Unknown Enhanced Serial Multi-4/PCI - downloading and installing it

Enhanced Serial Multi-4/PCI is a Multi Port Serial device. This driver was developed by Unknown. In order to make sure you are downloading the exact right driver the hardware id is PCI/VEN_14a1&DEV_0004&REV_70.

1. Unknown Enhanced Serial Multi-4/PCI driver - how to install it manually

1. You can download from the link below the driver installer file for the Unknown Enhanced Serial Multi-4/PCI driver. The archive contains version 1.704.01.002 released on 2013-06-26 of the driver.
2.  
3. Start the driver installer file from a user account with administrative rights. If your User Access Control Service (UAC) is running please confirm the installation of the driver and run the setup with administrative rights.
4.  
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.
6.  
7. When the operation finishes shutdown and restart your computer in order to use the updated driver. It is as simple as that to install a Windows driver!
8.  

This driver is digitally signed by Unknown.
The file size of this driver is 241559 bytes (235.90 KB)
This driver was rated with an average of 4 stars by 10035 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. How to install Unknown Enhanced Serial Multi-4/PCI driver using DriverMax

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 easy can you install a driver using DriverMax? Let's see!

1. Open DriverMax and click on the yellow button named ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to scan and analyze each driver on your PC.
2.  
3. Take a look at the list of detected driver updates. Search the list until you locate the Unknown Enhanced Serial Multi-4/PCI driver. Click the Update button.
4.  
5. That's it, you installed your first driver!
6.