Support System: OS X 10.9 and above

Tested and this document based in: OS X 10.13.3

STEP 1:

Download ch341ser_mac.zip

STEP 2:

Find the CH341SER_MAC directory in the Download directory, you may unzip it in older MacOS. Double click the ReadMe.pdf to see the detail INSTRUCTIONS.

STEP 3:

Double-click CH34x_Install_V1.4.pkg

STEP 4:

Just follow the Installer.

click continue.

click install

click continue installtion.

click restart.

If you see this message appeared.

Or type ls /dev/tty.* in Terminal, but can not see a name like tty.wchsubserialxxxxxx.

The CH340 USB driver extension is blocked by Mac.

Allow CH340 USB driver from Mac Security & Privacy.

Notice:

1,If something go wrong, please check INSTRUCTIONS in STEP 2, and do again.

2,You must allow the app when asked.

After Success:

You don't need to select the port name in some of our software, if need, select the name begin with “tty.wchusbserial”.

What to do next?

  • install_ch340_driver_for_macos.txt
  • Last modified: 2019/01/17 03:58
  • by ljx