![How to change the COM port for a USB Serial adapter on Windows 7, 8, 8.1, and 10 - Plugable Knowledge Base How to change the COM port for a USB Serial adapter on Windows 7, 8, 8.1, and 10 - Plugable Knowledge Base](https://media.plugable.com/images/kb/714099/set-com-windows-004-max.png)
How to change the COM port for a USB Serial adapter on Windows 7, 8, 8.1, and 10 - Plugable Knowledge Base
![USB to RS232 COM Port Serial DB9 Pin Cable Prolific cp2102 pl2303 ftdi null modem DCE Crossed Wired Adapter cable RS232 COM 6ft USB to RS232 COM Port Serial DB9 Pin Cable Prolific cp2102 pl2303 ftdi null modem DCE Crossed Wired Adapter cable RS232 COM 6ft](https://ae01.alicdn.com/kf/HTB18_lhB8mWBuNkSndVq6AsApXaW/USB-to-RS232-COM-Port-Serial-DB9-Pin-Cable-Prolific-cp2102-pl2303-ftdi-null-modem-DCE.jpg)
USB to RS232 COM Port Serial DB9 Pin Cable Prolific cp2102 pl2303 ftdi null modem DCE Crossed Wired Adapter cable RS232 COM 6ft
![Amazon.com: StarTech.com USB to Serial Adapter - 1 Port - COM Port Retention - Texas Instruments TIUSB3410 - USB to RS232 Adapter Cable (ICUSB2321X),Black : Electronics Amazon.com: StarTech.com USB to Serial Adapter - 1 Port - COM Port Retention - Texas Instruments TIUSB3410 - USB to RS232 Adapter Cable (ICUSB2321X),Black : Electronics](https://m.media-amazon.com/images/I/61Vb4DrfL2L.jpg)
Amazon.com: StarTech.com USB to Serial Adapter - 1 Port - COM Port Retention - Texas Instruments TIUSB3410 - USB to RS232 Adapter Cable (ICUSB2321X),Black : Electronics
![Prolific USB to Serial Comm Port USB2.0 RS232 Adapter Cable PLC CPU MCU Firmware Update Flash Debug Wire Prolific USB to Serial Comm Port USB2.0 RS232 Adapter Cable PLC CPU MCU Firmware Update Flash Debug Wire](https://ae01.alicdn.com/kf/H5f9562fd24934790a573b71375ccc65ee/Prolific-USB-to-Serial-Comm-Port-USB2-0-RS232-Adapter-Cable-PLC-CPU-MCU-Firmware-Update.jpg)
Prolific USB to Serial Comm Port USB2.0 RS232 Adapter Cable PLC CPU MCU Firmware Update Flash Debug Wire
![Prolific USB-to-Serial Comm Port (COM3) Driver v.3.9.1.0, v.3.8.41.0, v.5.1.3.0 download for Windows - deviceinbox.com Prolific USB-to-Serial Comm Port (COM3) Driver v.3.9.1.0, v.3.8.41.0, v.5.1.3.0 download for Windows - deviceinbox.com](https://deviceinbox.com/images/post/PL2303_win11.jpg)
Prolific USB-to-Serial Comm Port (COM3) Driver v.3.9.1.0, v.3.8.41.0, v.5.1.3.0 download for Windows - deviceinbox.com
![How to Fix a Prolific USB to Serial Comm Port – “A Device Which Does Not Exist Was Specified” Error in Windows 10 | FettesPS How to Fix a Prolific USB to Serial Comm Port – “A Device Which Does Not Exist Was Specified” Error in Windows 10 | FettesPS](http://www.fettesps.com/wp-content/uploads/2019/12/image-1.png)
How to Fix a Prolific USB to Serial Comm Port – “A Device Which Does Not Exist Was Specified” Error in Windows 10 | FettesPS
![StarTech.com USB to Serial Adapter - Prolific PL-2303 - COM Port Retention - USB to RS232 Adapter Cable - USB Serial StarTech.com USB to Serial Adapter - Prolific PL-2303 - COM Port Retention - USB to RS232 Adapter Cable - USB Serial](https://content.etilize.com/Maximum/1010123446.jpg)
StarTech.com USB to Serial Adapter - Prolific PL-2303 - COM Port Retention - USB to RS232 Adapter Cable - USB Serial
![StarTech.com USB to Serial Adapter - Prolific PL-2303 - 3 ft / 1m - DB9 (9-pin) - USB to RS232 Adapter Cable - USB Serial - Add an RS232 serial port to StarTech.com USB to Serial Adapter - Prolific PL-2303 - 3 ft / 1m - DB9 (9-pin) - USB to RS232 Adapter Cable - USB Serial - Add an RS232 serial port to](https://content.etilize.com/Maximum/1019462158.jpg)