Make Tech Easier published a tutorial about how to stop programs from opening on startup on Mac.
How to Stop Programs from Opening on Startup on Mac
It’s clear why you’re reading this guide – you’re annoyed by numerous applications that open as soon as you log in to your Mac. And yes, we fully understand your frustration. Those applications take time to close, making that a very tedious process. And more importantly, having numerous startup items can slow down your Mac significantly.
How to Stop Programs from Opening on Startup on Mac - Make Tech Easier