Prolific offers complete USB to Serial/UART/RS232 and USB to Printer interface bridge solution for Windows, Mac, Linux, and Android platform. Prolific provides perfect solution to connect your legacy peripherals and application to any USB host platform. I recently bougth two USB-to-UART converters with Prolific PL2303 chip inside. I found them on in a really good price (0.89$ each). After waiting 3 weeks, they finally arrived. But unfortunately I didn’t read enough about converters with these chips before buying. As it turned out converters are recognized in Windows 8.1 as Prolific-to-Serial Comm Port but marked with yellow warning sign. Putty is constatly giving an error „Unable to open connection”. In addition in the device propperties I found an error This device cannot start. ![]() 1) Download a driver (Ex. Prolific usb to rs232) 2) Right click on the setup and choose troubleshoot compatibility or run it as a program that is compatible for earlier version of windows 3) Install Driver. Prolific USB to Serial Drivers. Download and run this utility that will re-install the Windows USB to serial drivers: For 64 bit Windows, including Windows 7,8,10 download and install this driver. The driver that's running would need to be the Prolific 3.3.2.102 one. A) First, start the windows device manager. ![]() (Code 10) A device which does not exist was specified. Error code 10. A quick investigation gave an unpleasant anwser – PL2303 chips are fake! In the newest drivers Prolific blocked all fake chips and the driver in Windows 8.1 is also blocking my fake pl2303. But there is a solution – you have to install old drivers – version 3.3.2.105. Revue technique pdf opel corsa 1994. Simply install drivers, then go to Device Manager -> Right click on Prolific-to-Serial Comm Port and select Update Driver Software. In Update Driver Software window chose: Browse my computer for driver software -> Let mi pick from list of devices on my computer, Select Prolific USB-to_Serial Comm Port version 3.3.2.105 model [] from model list and click next. USB-to-Serial Comm Port Driver. The driver will install and your fake pl2303 Prolific converter will be ready to use;) Related links.
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