The drivers contained on this page are suitable for the device name is: USB Serial Port2 Driver (CMO6021). Before downloading, please check that your operating system version is included in the list below, so that the device will work better.
Driver Package Download
Please select the driver released by this manufacturer according to your device type and the manufacturer of the device, and then click the "Download" button to get the download address of driver packages for this device.
Languages supported by this driver package: English
Windows XP (32 bit)
Windows XP (64 bit)
Common malfunction & Repair methods
The following are some common failures of , as well as the solutions to these failures. If you encounter some problems during the driver installation, or after installing the driver, these devices still cannot be used normally, it is recommended to find the corresponding problems and solutions from here, and these problems are relatively common problems.
When the inkjet printer is used, paper jams often occur during printing, and the paper cannot be aut …view
Printer Faults | Views: 392
It’s normal to watch movies and play games on the computer, but then I opened the case and found t …view
Graphics Card Faults | Views: 394
A newly assembled computer with integrated sound card and Windows system, has been working normally. …view
Sound Card Faults | Views: 302
It turned out that only one of the speakers had sound and the other had no sound. Later, the audio j …view
Sound Card Faults | Views: 453
Word is used to edit and print documents, but once the message of "insufficient memory" ap …view
Printer Faults | Views: 470
On the printed paper, the handwriting is clear on one side and unclear on the other. What is the rea …view
Printer Faults | Views: 579
In addition, many times the device cannot work normally, and it is not necessarily because the driver is not installed properly. Most of the problems are caused by the following reasons:
1. Hardware problems, such as hardware damage, loose wiring, too much dust covering the hardware. . .
2. Operating system and driver are not compatible.
3. The parameter setting of the hardware device is wrong, which causes that sometimes it can work normally, and sometimes it can’t work normally.
4. Conflicts with other software, such as conflicts in occupying hardware resources, accidental deletion or modification of driver files.
Use the search function to quickly find the driver you need
If the drivers provided above are not what you want, or if you want to download drivers for other devices, you can enter the device name in the input box at the top of the page to quickly find various drivers.