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macOS Tahoe stability: your TOP questions answered

Everyone seems to be asking if macOS Tahoe is reliable. I honestly couldn't wait to get my hands on it, but with all the new major OS updates, there are pros and cons, and often teething issues.

 macOS Tahoe for Mac

Is macOS Tahoe reliable for daily use?

From what I've tested so far, yes, especially on Macs with Apple silicon, for everyday tasks, such as browsing, writing, photo editing, and streaming, macOS Tahoe is holding up. There are occasional hiccups, mainly due to third‑party apps not yet fully updated or certain features that rely on Apple Intelligence.

On Intel-based Macs, it is worth mentioning that the forums are rife with users saying that performance is weaker. I've seen threads about glitchy graphics and heavy GPU burden.

I use mine daily for work, sometimes with dozens of apps open. macOS Tahoe does better handling multitasking than Sequoia did, but there are moments when the system feels like it's catching up. If your work depends on reliability (for clients, live‑editing, or things you can't afford to fail), I'd suggest waiting for the first point update or checking every app you rely on has a Tahoe‑compatible version.

How is the performance of macOS Tahoe?

Here's a comparison I made between my Apple silicon Mac and an Intel Mac running Tahoe, based on my own testing and what I could find in the community forums.

Task

Apple silicon

Intel 

App launch time (Safari, Pages)

Very fast, almost instant

Noticeable delay, especially on cold boot

System animations & UI responsiveness

Smooth, Liquid Glass effects fluid

Some lag with transparency, animations slower

Spotlight searches

Quick, accurate, with new features

Decent, but missing some AI‑powered suggestions on Intel

Battery / Power efficiency (laptop)

Improved / similar to Sequoia, sometimes better

Worse, more battery drain under load

Is macOS Tahoe bug-free?

No version of macOS is ever really bug-free, and Tahoe's no exception. I haven't had any showstoppers, but I did run into a few glitches. One app wouldn't open until I updated it, and an older system utility crashed twice before I removed it. Nothing major, but definitely stuff to be aware of.

After that, I ran a quick scan using the Smart Care feature from CleanMyMac, just to rule out leftover junk or broken launch agents; here's how:

  1. Get your free CleanMyMac trial — test the app for 7 days free.

  2. Select Smart Care > Run.

  3. Review items found and recommendations.

  4. Clean up as much as you can.

CleanMyMac - Smart Scan complete

This tool also has a powerful Performance feature, which, while you've got the app open, is worth running; its maintenance tasks can clear up a number of glitches.

Performance module in CMM

Third-party compatibility and Tahoe

Most of my core apps worked fine on Tahoe, but a few older utilities didn't. For anything critical, I'd check compatibility lists or test on a clone volume before upgrading. The bigger the app ecosystem you rely on, the more likely you'll hit small snags.

Intel-based vs. Apple silicon: stability considerations

On Apple silicon, everything feels smoother, has a better battery, has faster animations. On Intel, there are stutters and a few graphics hiccups. It still works, but it's clear Apple isn't optimizing for Intel anymore.

macOS Security and Tahoe

Tahoe brings tighter system-level security. I've noticed faster background patches, stricter permission prompts, and cleaner control over what apps can access. It's more locked down, but in a way that feels intentional and safer.

So, is macOS Tahoe reliable? On Apple silicon, it's pretty much there.

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