If that doesn't fix the problem, or if the error happens again, try this
24+ Logitech Gaming Software Not Detecting Mouse Mac Pics. This solution should fix the problem if it is related to your software. I proudly own a g pro wireless, but of late i cannot get the g hub software to detect it or logitech gaming software.
Download Logitech Options To Increase Work Productivity from www.logitech.com
Logitech g hub gives you a single portal for optimizing and customizing all your supported logitech g gear: I've been using it a lot more than my trusty old razer mamba chroma. Using 10.11 and logitech's unify sofware (v3.9.2) and trying to detect my wireless mouse.
The logitech gaming software is a great way to control logitech gaming hardware and customize settings and a lot more.
Logitech gaming software is logitech's legacy gaming software released in early 2010's. Scrambled keys, no numpad, no extra keys. I recently got a logitech g602 (yes i know it's not a g502 lol) and for some reason my mac recognized the usb as a keyboard and now the lgs wont. Pair with another unifying receiver download and install logitech unifying software.