Even if you don’t connect it, a Mac’s Ethernet port is vital to authorise it to the App Store and more. Here’s how to cope if it goes missing.
Sierra’s logs have changed, and now contain full entries for around 20 days. There’s also a log log, which has statistical summaries. All useful information for diagnosis and forensics.
As macOS gets more complex, diagnostic and control tools provided by Apple have become less accessible. This makes macOS harder to diagnose and support.
Shutdown cause codes, wake reasons, ACPI, and sleep states – diagnosing problems from hardware events.
One of the original reasons for my tools to open access to macOS Sierra’s new unified log system […]
This new version adds a Help Book, Tooltips, and supports window resizing more usefully.
How to run Apple’s diagnostic software to work out whether your Mac has a hardware fault – and how to interpret its error codes.
This new version includes its docs as a Help Book, and adds Tooltips to explain the output and controls.
Two major tools are available to help you deal with problems. Here’s how to use them to best effect.
Browsing existing log entries in macOS Sierra is now much easier and more powerful.