Download and install Quatech, Incorporated Quatech DSPXP-200/300 ExpressCard Two-Port RS-422/5 Serial Adapter driver

Quatech DSPXP-200/300 ExpressCard Two-Port RS-422/5 Serial Adapter is a Multi Port Serial hardware device. This driver was developed by Quatech, Incorporated. PCI/VEN_135C&DEV_0258&SUBSYS_0258135C is the matching hardware id of this device.

1. How to manually install Quatech, Incorporated Quatech DSPXP-200/300 ExpressCard Two-Port RS-422/5 Serial Adapter driver

1. Download the driver setup file for Quatech, Incorporated Quatech DSPXP-200/300 ExpressCard Two-Port RS-422/5 Serial Adapter driver from the link below. This download link is for the driver version 2.30 released on 2009-11-12.
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3. Run the driver setup file from a Windows account with administrative rights. If your User Access Control Service (UAC) is started then you will have to accept of the driver and run the setup with administrative rights.
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5. Go through the driver setup wizard, which should be pretty straightforward. The driver setup wizard will scan your PC for compatible devices and will install the driver.
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7. Restart your PC and enjoy the fresh driver, it is as simple as that.
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This driver is digitally signed by Quatech, Incorporated.
Driver file size: 797266 bytes (778.58 KB)
This driver was installed by many users and received an average rating of 4.7 stars out of 84174 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. Installing the Quatech, Incorporated Quatech DSPXP-200/300 ExpressCard Two-Port RS-422/5 Serial Adapter driver using DriverMax: the easy way

The most important advantage of using DriverMax is that it will install the driver for you in just a few seconds and it will keep each driver up to date, not just this one. How can you install a driver with DriverMax? Let's see!

1. Open DriverMax and click on the yellow button named ~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 detected driver updates. Search the list until you find the Quatech, Incorporated Quatech DSPXP-200/300 ExpressCard Two-Port RS-422/5 Serial Adapter driver. Click the Update button.
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5. Enjoy using the updated driver! :)
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