Release Note, PL-2303 Mac OS X driver v1.6.1 For Mac OS X 10.9 (Mavericks), 10.10 (Yosemite), 10.11 (El Capitan) Prolific Edition ======================================================================= Supported device ID: ==================== VID:067B PID:2303 Kernel extension filename: ========================== ProlificUsbSerial.kext Device base name: =================== usbserial Device descriptions: ====================== USB-Serial Controller Driver version: ==================== 1.6.1 Revision Change: ==================== v1.6.1: Fixed code sign certificate for pkg file. Only supports Mac OSX 10.9, 10.10, 10.11. v1.6.0: Add code sign certificate to driver for Mac OS X security requirement. Only supports Mac OSX 10.9, 10.10, 10.11. v1.5.1: Fixed GPS device will cause system freeze. v1.5.0: Fixed Mac OS X 10.8 crash when unplug while open port. Installer filename: ===================== PL2303_MacOSX_v1.6.1_20160304.pkg Uninstaller script: ===================== Remove any previous installed driver first. 1. Open Terminal program (located in /Applications/Utilities/) 2. sudo rm -rf /Library/Extensions/ProlificUsbSerial.kext 3. sudo rm -rf /var/db/receipts/*PL2303*.* 4. sudo rm -rf /var/db/receipts/*ProlificUSbSerial*.* Installer title: ==================== Prolific USB to Serial Cable driver for Mac OS X System Requirement: ==================== . Mac OS X 10.9 Mavericks . Mac OS X 10.10 Yosemite . Mac OS X 10.11 El Capitan . USB host controller . Device using any PL2303 chip versions (HX, HXD, EA, RA, SA, TA) ================================================== Prolific Technology Inc. http://www.prolific.com.tw