Is that Mac completely dead due to a severe failure, or could it just be in DFU mode? They aren’t easy to distinguish on most Macs.
diagnosis
New series aimed at troubleshooting Apple silicon Macs, with additions for recent Intel models. You’re invited to contribute your experience and knowledge please.
Something wrong with your Mac? Why not ask ChatGPT, or the new Bing, to diagnose it and recommend a solution?
Privacy, controlled by TCC and the Privacy & Security settings, can go wrong. Without documentation or good tools, it can prove hard to fix.
How to use Ulbow to find just the log entries you need, using filters and predicates. Bring order to chaos.
The only place you’re likely to find that crucial piece of information about outgoing connections, bugs or problems is the log. How to get started.
Why you should keep a copy of the Panic Log. How to check that your Mac isn’t the cause. And above all, don’t panic.
Formed using reverse DNS notation, they can now have prefixes and suffixes giving them user and process identities. And how to find a list of them.
All about memory: different types, Unified Memory, Mach zones and the kernel, and how to manage system memory problems.
Many Mac users now have a better idea as to whether anything’s amiss at home than in their Mac. Why we need a way to check a Mac’s status.
The Eclectic Light Company 