Apple’s new macOS Big Sur 11.5.1 update could have a huge impact on your Mac’s performance. While some of you should install the firmware today, others might be better off waiting.
macOS Big Sur 11.5.1 is a point release and it brings an important security patch to Mac devices. It doesn’t have any known features or bug fixes on board.
That being said, those of you dealing with issues on macOS Big Sur 11.5, macOS Big Sur 11.4, macOS Big Sur 11.3.1, macOS Big Sur 11.3, macOS Big Sur 11.2.3, macOS Big Sur 11.2.2, macOS Big Sur 11.2.1, macOS Big Sur 11.2, macOS Big Sur 11.1, macOS Big Sur 11.0.1, or macOS Catalina could see a huge turnaround after installing macOS Big Sur 11.5.1.
We’ve also heard about bugs and performance problems plaguing Mac users who decided to upgrade to Apple’s newest version of macOS.
Is macOS Big Sur 11.5.1 Good?
If you install macOS Big Sur 11.5.1 on your Mac, and you run into issues, you can downgrade your computer’s software in an attempt to improve its performance. Unlike iOS and iPadOS, the macOS downgrade is always open.
If you’re running macOS Big Sur 11.5, macOS Big Sur 11.4, or an older version of macOS, and you’re feeling leery about these issues, you might want to wait for more feedback about macOS Big Sur 11.5.1’s performance or Apple’s next batch of bug fixes for macOS Big Sur-related issues.
If you’re currently debating a move to macOS Big Sur 11.5.1, allow us to walk you through the best reasons to install the software today and the best reasons to hang around on whatever version of macOS your Mac is currently running for a little bit longer.
Install macOS Big Sur 11.5.1 for Better Security
If security is important to you, you should think about installing Apple's macOS Big Sur 11.5.1 update right now.
macOS Big Sur 11.5.1 brings a brand new security patch to Macs. You can read more about it on Apple's website.
If you missed macOS Big Sur 11.5, the update carried 35 new security patches that will help protect your Mac from harm. If you're interested in the details, check out the company's security site.
If you missed macOS Big Sur 11.4, you'll get the update's 50+ security patches when you upgrade. You can read more about them over on Apple's security site.
If you missed macOS Big Sur 11.3.1, it had two crucial security patches on board, both related to WebKit. If you want to learn more about them, head over to Apple's website.
If you skipped macOS Big Sur 11.3, it also had patches on board. The list included one for a vulnerability that escaped built-in malware protections. For more on macOS Big Sur 11.3's patches, head on over to Apple's security site.
If you missed earlier versions of macOS, you'll want to consider upgrading so you get their security patches as well.
macOS Big Sur 11.2.3 brought one security patch to Mac users. You can read more about it on Apple's website.
macOS Big Sur 11.2.1 had three security patches on board. You can read about them over on its security website.
macOS Big Sur 11.2 had a ton of patches on board and you can learn more about them right here.
If you missed macOS Big Sur 11.1, it had 51 security patches on board. You can read about them right here.
macOS Big Sur 11.1 also included a new privacy information section on App Store pages that includes a developer-reported summary of the app’s privacy practices.
If you're moving up from macOS Catalina, you'll get macOS Big Sur 11.0.1's 50+ security patches. If you're interested these improvements, you can read about them over on Apple's website.
In addition to those patches, macOS Big Sur comes with additional security and privacy upgrades including improvements to the App Store and Safari.
In Safari, you can now tap the Privacy Report button to better understand how websites handle your privacy.
With macOS Big Sur on board you can now get information on the App Store that will help you understand the privacy practices of apps before you download them.
Researchers also discovered that Apple brought a new "BlastDoor" sandbox security system to macOS Big Sur, iOS 14, and iPadOS 14. The system is meant to prevent attacks from occurring via the Messages app.
You can read more about "BlastDoor" right here.
This article may contain affiliate links. Click here for more details.