My M1 Mac mini was stuck trying to start up. Its power light was on, but there was no video output, and to all intents it was dead.
Apple silicon
What you can learn about the processes running on your Mac, its processor cores, even the files which an app has open.
By segregating macOS background tasks on Efficiency cores, M1 Macs can run user apps unfettered on their Performance cores. And that feels really fast.
In Big Sur, Apple is trying to change our update habits, getting us all to update early, and run only the latest release of macOS. Its campaign uses installer behaviour, mass psychology, and boot security.
How boot security has changed in the M1 Mac. What it allows you to do, and how it restores flexibility and versatility of external boot disks.
How the M1’s asymmetric cores can run background tasks more efficiently, or deliver high performance, according to Quality of Service.
How an M1 Mac can start up from an external bootable disk, and how that can fail. All about boot security policy, and how that’s applied.
How changing a volume’s boot policy can let you boot in older macOS, and update, if you wish. For anyone who uses external bootable disks with an M1 Mac.
How ready are M1 Macs now for general use? There are still problems with docks, external boot disks, and using one external boot disk with multiple Macs.
Big Sur 11.3 progresses support of external bootable disks by M1 Macs, but can still appear flawed and […]
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