Something odd has happened to your Mac. Last time you used it, it worked fine, but doesn’t any more.
Mac
Sunday morning nightmare: how a missing component of OS X brought my iMac to its knees.
Enjoy being a computer owner-user-maintainer while you can: those days are NUMbered.
El Capitan has made the checking and repair of storage more complex. Here is a clear explanation of what to do.
How to run individual components from sysdiagnose.
Looking in greater detail at what you can get from running sysdiagnose.
When you have tried everything else, this shell command will throw the book at your problem, running all the diagnostics it can.
Production ends after 67 years. But how is the Mac doing after just 32 years?
In-app update systems can be vulnerable to attack, if they do not use secure connections throughout.
How to get free, personal advice and solve your Mac problems.
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