Download and install CMOTech Co., Ltd Data Modem @ CDMA Diagnostic Serial Port WDM 5531 driver

Data Modem @ CDMA Diagnostic Serial Port WDM 5531 is a Ports device. This Windows driver was developed by CMOTech Co., Ltd. The hardware id of this driver is USB/VID_16D8&PID_5531&MI_02&OS_NT; this string has to match your hardware.

1. How to manually install CMOTech Co., Ltd Data Modem @ CDMA Diagnostic Serial Port WDM 5531 driver

1. Download the setup file for CMOTech Co., Ltd Data Modem @ CDMA Diagnostic Serial Port WDM 5531 driver from the location below. This download link is for the driver version 4.34.0.2705 released on 2005-08-17.
2.  
3. Run the driver setup file from a Windows account with administrative rights. If your User Access Control Service (UAC) is enabled then you will have to confirm the installation of the driver and run the setup with administrative rights.
4.  
5. Go through the driver installation wizard, which should be pretty easy to follow. The driver installation wizard will scan your PC for compatible devices and will install the driver.
6.  
7. Restart your computer and enjoy the fresh driver, as you can see it was quite smple.
8.  

This driver is digitally signed by CMOTech Co., Ltd.
Driver file size: 58083 bytes (56.72 KB)
This driver was installed by many users and received an average rating of 4.5 stars out of 40693 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. Using DriverMax to install CMOTech Co., Ltd Data Modem @ CDMA Diagnostic Serial Port WDM 5531 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 easy can you install a driver with DriverMax? Let's follow a few steps!

1. Start DriverMax and push on the yellow button named ~SCAN FOR DRIVER UPDATES NOW~. Wait for DriverMax to analyze each driver on your PC.
2.  
3. Take a look at the list of available driver updates. Search the list until you locate the CMOTech Co., Ltd Data Modem @ CDMA Diagnostic Serial Port WDM 5531 driver. Click the Update button.
4.  
5. That's all, the driver is now installed!
6.