The unsupported Sonoma was more stable than the last official OS. I choose the OS for my Intel Mac using two different yardsticks

The Mac I use at home is a 2017 MacBook Pro. The last OS that Apple officially supports is Ventura.However, on my machine, ...
AppleInsider

How to use UTM to run almost any version of macOS — even very old ones

UTM is a cross-platform emulator that allows you to run macOS, Windows, or Linux. Here's how to use it to run very old versions of Apple's Mac operating system. But there's another great free OS ...