For macOS 13, Ventura... Go to the Apple menu, then System Settings. Click "Desktop & Dock". Turn off the option "Show recent applications in Dock".
For systems before macOS 13, Ventura... Go to the Apple menu and choose "System Preferences". Choose the "Dock" preference panel. Uncheck the box next to "Show recent applications in Dock".
I usually write a blog post about once a week. The latest post can be viewed here: We Need Trump and Musk: I wonder if Trump and Musk might like to visit here after they have finished sorting out America! (posted 2025-02-11 at 11:40:37). I do podcasts too!. You can listen to my latest podcast, here: OJB's Podcast 2025-01-30 Pragmatic Libertarianism: Freedom is important. Maybe it's all that really matters..