Will ch340 change when it is connected to the mac serial port?

The serial port of ch340 connected to mac will change. Treatment method:

Many boards of Arduino and NodeMCU use USB-to-serial modules of 1 and CH340/34 1, but no ports can be found on the Mac.

2. Press and hold the power button to restart, and immediately press and hold CMD+R to enter the recovery mode.

3. Select from the menu to open the terminal console.

4.Run command: cs rutile enabled- no kext, input: reboot, after the system restarts.

5. Visit official website to download and install the driver.