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This feature makes a strong argument that everyone running Catalina updates to gain the long-term benefits This happens as needed to ensure that your battery charges to a level that’s optimised for your usage – reducing wear on the battery and slowing its chemical ageing." "Based on the measurements it collects, battery health management may reduce your battery's maximum charge when in this mode. Apple’s support documents detail how it works. It controls the charging process, ensuring that the the chemical age of the battery progresses as slowly as possible.

Following its inclusion in the beta of MacOS 10.15.5, Apple has now made the MacOS Battery Health Management software available for all. Three key features are included in the update. If Catalina is as strong and useful as Apple believes, maybe use that to encourage the upgrade, rather than sledgehammer signage. Apple is rightly providing security updates to older platforms, but to sneak in what is essentially a permanent advert feels awkward. The risk and reward choice should belong to the user. Keeping the operating system up to date is one way to stay secure, but as noted this is not always an option. There may be valid reasons for running an older version of MacOS older hardware amy not have the same ‘oomph’ for the updated applications, a user may want to stay with a software suite that is ‘paid for life’ on an older version of MacOS but only has a ‘subscription’ version available for Catalina, or a smaller organisation may have a critical piece of software coded in 32-bit that will never be updated. Now, through a security patch, the operating system will always be nagging. Previously a user could have decided they did not want their very expensive computer to hassle them into an upgrade. In practice this means that older version of MacOS will always have a red notification dot on the system preferences icon and a prominent ‘Upgrade To Catalina’ button. “Major new releases of macOS are no longer hidden when using the softwareupdate(8) command with the -ignore flag.”In

Specifically it is the change rolled into the security updates available to users of older versions of MacOS, specifically Mojave and High Sierra. May 30 update: One of the curious changes in the latest MacOS update is tucked away in the developer notes, and it’s a typically aggressive move from Apple towards keeping as many Mac products on the absolute latest version of the operating system. The question now is if Apple will release a small tweak to Catalina, bring out a 10.15.6 update ager WWDC, or simply push the fix into MacOS 10.16 later this year.
