Release Note: PL2303 Mac OS X driver v1.0.9 build 6, Prolific Edition
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Requirement:
    . MacOS 10.0+
    . USB host controller
    . Device using PL-2303H/X/HX controller

Supported device ID:
    VID_067B&PID_2303

Installer file name:
    PL2303_1.0.9b6.pkg

Changes from v1.0.9 build 5:
. Remove garbage file .DS_Store which will be copied by the installer.

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Changes from v1.0.9 build 4:
. Change installer authorization action from 'Admin Authorization' to 'Root Authorization'.
    Note: Some users with admin authorization does not have enough permission to install the driver,
    so the installation can not success for those users. With 'Root Authorization',
    the installer will ask for suitable authorization before installation and successfully install the driver.
. Correct the permissions of '/System/Library/Extensions' which overwritten by previous version driver installer.
    Note: Old driver changed the permissions of '/System/Library/Extensions' to allow all user to write,
    it generates a security problem.

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Changes from v1.0.9 build 3:
.This release is based on PL2303 Mac OS X driver v1.0.9 build 3 and without code changed.
.The purpose of this release is to make the driver unflawed.
. Remove junk files '.DS_Store'.
. Add following dependency declarations:
    com.apple.kernel.iokit
    com.apple.kernel.libkern
    com.apple.kernel.mach

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Changes from v1.0.9 build 1:
. Installation destination limited to root volume only.
. Unused file ProlificUSBSerial.kext/Contents/pbdevelopment.plist has been removed.
. Remove unused symbolic information.
. Correct version information saw in 'System Profiler' utility.


Changes from v1.0.8:
. Supports two of our 2303 product with different driver packages work together.
. Prevent warning message appeared while driver loading at first time after installation.

 
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Prolific Technology Inc. 
http://tech.prolific.com.tw