First, a critical distinction: “Jailbreak” is an iOS/iPadOS term. It means exploiting vulnerabilities to break out of Apple’s sandbox and gain root access, allowing installation of unauthorized apps, tweaks, and system modifications.
On a , the equivalent concept is simply administrative (root) access — which you already have by default. You can install any software, modify system files, and run arbitrary code after entering your admin password. jailbreak macbook pro 2012
If you call that a “jailbreak,” then yes, it works, but understand it’s more like a than a true liberation — because your Mac was never locked down to begin with. allowing installation of unauthorized apps