How to update to latest macOS for laptops that are no longer getting auto update?

[AppleUser29912]

I have a 2014 macbook pro running Big Sur, Apple no longer supports my machine for updating the OS, what are my options to update to latest OS without breaking anything?

 

[redheeler]

macOS 12 Monterey on Unsupported Macs Thread
macOS 13 Ventura on Unsupported Macs Thread

With unsupported OS installs there's no guarantee made about not breaking anything, meaning there's always some risk involved (though with Monterey on a 2014 MacBook Pro I doubt anything major will break). I recommend backing up your Mac or installing the unsupported OS on another disk partition if there's anything important on it.

 

[Gudi]

I have a 2014 MacBook Pro running Big Sur, Apple no longer supports my machine for updating the OS, what are my options to update to latest OS without breaking anything?

DO NOT TRY IT.

macOS 13 Ventura: The Ars Technica review​

... This software leverages OpenCore, a Hackintosh bootloader, to keep older Macs chugging along by patching old hardware support back into the OS. But Ventura has removed a lot of the underlying system files that made supporting older Macs easier, and re-adding support for those Macs has been more difficult than it usually is. You may run into instability or crashes or have problems when it comes time to install macOS updates. This is a solution, but it’s not for the faint of heart. ...