USB Cables and Prolific (tm) Drivers Microsoft (tm) XP, Vista Win7, Win8, Win10 May 2013 Rev 6/2015 Read the Important Notes below before proceeding. FAQs and Error Messages Determine what Cable I have Installing the proper Driver 3.2.0.0 MacOS - Drivers and Info Below Important Notes - Chipsets: Due to Prolific USB/Serial chip 'clones' found in generic USB programming cables, an older driver is required in lieu of the one supplied by Windows. Note: Cables with chipsets are compatible with all Windows drivers. - New Prolific Drivers may give a FALSE Positive: (6-2015) Windows will now load the newest Prolific driver 3.6.78.350 when inserting your cable. A Yellow Triangle may not always appear in Device Manager as described below, however, when you insert the cable into your radio, the transmitter will turn on. More detail can be found.

Solution 2: Manually Download Prolific USB to Serial Drivers for Windows 10. Before you fix it manually, you need to uninstall USB to Serial device at first. Right-click the Prolific USB-to-Serial Comm Port and choose to Uninstall to delete the device. Enter the Prolific download center. Here use the PL2303 as an example. Solution 3: Update Prolific USB to Serial Drivers Automatically. What is Prolific USB to Serial Devices? The USB to Serial devices is developed by Prolific to provide interface bridge solution to connect your legacy peripherals and application on Windows, Mac, Linux and Android system. So when you met this problem, do not worry about it.

If this occurs, you Must backdate your driver to 3.2.0.0 (Go directly to ) - Windows 10 Upgrade: If you recently upgraded to Win10, Windows will automatically update your Prolific driver. You will need to reload Prolific 3.2.0.0 back to your PC. If Windows tries to update this driver in the future, you must turn off automatic updates. - Prolific Drivers: Prolific 3.2.0.0 recommended for Vista, Win7 / 8 / 10 (32/64 bit) - XP: If you are using Win XP, the Prolific driver 2.0.2.1 will run with no issues. This driver for Win XP can be found here: - MacOS The recommended Drivers and Info can be found.