Maybe when I replace this iMac, I should build my next startup drive from scratch.
SIP
Details of the undocumented settings files which Apple may update silently, but control your Mac’s security and other features.
SIP protects your Mac from rogue KEXTs too, and prevents tools from attaching to protected processes.
So which files and folders does SIP protect, and how can you work around it?
If your old Mac’s optical drive fails, Apple wants you to buy a new one – and its USB Superdrive, which won’t work with the old Mac.
Something odd has happened to your Mac. Last time you used it, it worked fine, but doesn’t any more.
I cannot remember ever wishing that I did not use Macs, but unless Apple sorts itself out, I will.
Sunday morning nightmare: how a missing component of OS X brought my iMac to its knees.
El Capitan has made the checking and repair of storage more complex. Here is a clear explanation of what to do.
El Capitan’s no-go areas make many important extensions unusable now. Apple must step in and enhance OS X to compensate.
