it keeps people like my parents from getting malware easily

That’s literally the only reason I got them Apple products.

It’s a hassle. You need to open it using… option? Command? Control? I honestly don’t know and instantly forget… And then MANUALLY go into SystemSettings - security, scroll all the way to the bottom, click where it says “this file is not secure”, click to run it anyway and accept it with your Password/Finger/Face…