How to start CH340G on macos el capitan?

Question

macOS

Purchased robotdyn nano v3 ATmega328 (CH340G)
Installed the driver as recommended here https://tzapu.com/making-ch340-ch341-serial-adapte...
But I don’t see an arduino in the list of devices not in the Arduino IDE. What

Answer 1

In the manual, the link does not mention
What was a necessary condition
And I didn’t even know about csrutil, I definitely didn’t turn it off, only experimental drivers