If you power your Mac from a UPS with a USB connection, sleep may not be all it’s supposed to be.
Connecting external storage to the USB-C ports on an external display is a great idea until the display goes to sleep.
When you wake your laptop up in the morning, it’s clear it has been awake half the night. How to ensure it gets a proper night’s sleep.
Knowing the difference helps you work out what to do in response, and how to work out what went wrong.
Apple has just released macOS Mojave 10.14.6 Supplemental Update, which it says addresses problems in some Macs when […]
What are the benefits to leaving your Mac running all the time? And the costs? Which should you choose to do?
From hardware diagnostics to pmset and resetting the SMC, all you need to know about diagnosing wake and sleep problems.
Shutdown cause codes, wake reasons, ACPI, and sleep states – diagnosing problems from hardware events.
Lists bugs in macOS itself, not those manifest in third-party software running on it. Please report and I’ll keep the list updated.
Sleep interrupts the scheduling and dispatch of background tasks. Here’s how it looks in the dispatching systems.