1. Connect the USB to TTL wire to PC. The Ports will display as follow: 2. Install the driver. a) Download from https://raw.git
![Left Brain Tinkering: USB to Serial (Prolific 2303) Device Cannot Start (Code 10) in Windows 8/8.1/10 Left Brain Tinkering: USB to Serial (Prolific 2303) Device Cannot Start (Code 10) in Windows 8/8.1/10](http://2.bp.blogspot.com/-HoaVigpfkhs/UYhhjEBfGRI/AAAAAAAAIwo/R0a7mXoKbos/s1600/2013-05-06+22_03_38-Update+Driver+Software+-+Prolific+USB-to-Serial+Comm+Port+(COM5).png)
Left Brain Tinkering: USB to Serial (Prolific 2303) Device Cannot Start (Code 10) in Windows 8/8.1/10
![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-5.png)
How to Fix a Prolific USB to Serial Comm Port – “A Device Which Does Not Exist Was Specified” Error in Windows 10 | FettesPS
![Left Brain Tinkering: USB to Serial (Prolific 2303) Device Cannot Start (Code 10) in Windows 8/8.1/10 Left Brain Tinkering: USB to Serial (Prolific 2303) Device Cannot Start (Code 10) in Windows 8/8.1/10](http://4.bp.blogspot.com/-CJydOmmytbE/UYhZMeKJQyI/AAAAAAAAIvg/BeiNkIC68d0/s1600/2013-05-06+21_26_43-Device+Manager.png)
Left Brain Tinkering: USB to Serial (Prolific 2303) Device Cannot Start (Code 10) in Windows 8/8.1/10
![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
![SC Labs | Networking notes (CCNA R/S, CCNA Sec, CCNP R/S, VMWare): USB Device Error PL2303HXA , driver update SC Labs | Networking notes (CCNA R/S, CCNA Sec, CCNP R/S, VMWare): USB Device Error PL2303HXA , driver update](https://lh3.googleusercontent.com/-hFV_YW9Xaec/YDzGm1CLioI/AAAAAAAAIsg/nipm9-3N-z406yohwLMcC6iP8GUTeA3sACLcBGAsYHQ/w1200-h630-p-k-no-nu/image.png)