And there are tools to avoid even scanning public wifi networks to prevent e.g. in-store tracking, e.g. Smarter WiFi Manager remembers where you've used wifi be

And there are tools to avoid even scanning public wifi networks to prevent e.g. in-store tracking, e.g. Smarter WiFi Manager remembers where you've used wifi before based on cell tower locationing, and disables it elsewhere. Works like a charm for me.