Apple has posted the compatibility list for macOS 27 Golden Gate, and if your MacBook barely made the cut last year, I have some bad news. A number of models that ran macOS Tahoe just fine are being left behind this time. Engadget has the full rundown, and it's worth checking before you assume that Software Update notification is coming.

The pattern catches people every single year: supporting one version of macOS has never guaranteed you'll support the next. Apple draws a fresh line in the sand with each release, and Golden Gate's line leaves out several MacBook models that were happily running Tahoe just months ago. The Intel machines are the ones getting squeezed out, which has been the direction of travel for a while now.

I remember when a Mac could easily get seven, eight years of updates and nobody blinked. My old PowerBook lasted me through what felt like three distinct eras of my life, including the year my granddaughter Jess decided the trackpad was her personal drawing tablet. Those days are fading. The switch to Apple Silicon gave these machines a real performance leap, let's be fair about that, but it also gave Apple a clean excuse to tighten the cutoffs.

So what do you do if your MacBook is on the unsupported list? First, don't panic. Your computer does not stop working the day the new OS ships. It will keep running Tahoe, and it will keep getting security updates for a couple of years, which is the part that actually matters. What you won't get are the new features, and eventually the app updates will start requiring the newer OS and quietly lock you out.

My advice, same as I give my family when they call about this: check the list before you plan around any new features, and don't rush the upgrade even if you do qualify. I said it about the iOS 27 developer betas and I'll say it again here, early software is for app makers, not for regular people. Wait for the polished release. Technology should work for you, and sometimes that means letting the eager early adopters find the bugs first.

If your machine is on the wrong side of the line, this might be the nudge to start thinking about a replacement, but nobody needs to make that decision this week. A Mac that still does everything you ask of it has plenty of life left, security updates and all. And when the time does come, the current MacBook lineup will feel like an enormous leap, because it will be.