Log-in to our Support webpage to download more files: Mac OS X Prolific PL2303 driver project.Or Download Third-Party Compatible Drivers: For Mac OS X 10.6 Snow Leopard (32-bit and 64-bit kernel).For Mac OS X 10.7 Lion (32-bit and 64-bit kernel).For Mac OS X 10.8 Mountain Lion (64-bit).Mac OS X Universal Binary Driver v1.5.1 (PKG file format) Go to System Preferences - Security & Privacy and click Allow.ĭownload File: PL2303_MacOSX_v1.5.1_20160309.zip NOTE: Mac OS High Sierra 10.13 introduces a new feature that requires user approval before loading new third-party kernel extensions. For PL2303 GC, GS, GT, GL, GE, GD, GR chip versions.For Prolific USB VID_067B&PID_2303 Only.For PL2303 H/HX/HXD/EA/RA/SA/TA/TB chip versions.For Mac OS X El Capitan (version 10.11).For Mac OS Big Sur (version 11) - see NOTE below.Mac OS X Universal Binary Driver v2.1.0 (PKG file format)
