The bit you need is 1a86:7523
Look at this post How to match a ttyUSBX device to a USB Serial device
It tells you how to link that adapter - no matter which port you plug it in to - to a device name. You then refer to it by that name, in for example, Glyn’s Interfacer. My guess is this is the part he left out.
I’m not sure whether you need a restart for your machine to read and use the rule(s) you add.