With over a thousand articles here about Macs and their problems, it can be tricky to know where to look first. Here’s a selection of starting points for troubleshooting and solving issues.
Crashes, freezing, panics
Problems after system updates
Crash recovery and disk problems
Recovering from a hard crash – when your startup drive is missing or damaged
Monitoring SSD wear and ageing
Checking your drives with DriveDx
Q&A – Dead Mac recovery – recovering files from a dead Mac
S.M.A.R.T.ypants – hard drive failure detection
App problems – preference settings
Time Machine problems
Logs – Sierra
Use Consolation from Downloads
Sierra Log Tutorial: Getting started, Time Machine errors, and restarts – basic level
Getting more out of Sierra’s logs
Useful filter terms for Sierra’s logs
Waking your Mac from sleep: log highlights
Mac shutdown and sleep cause codes
Logs – El Capitan and earlier
Log race – understanding and using Console’s logs
Reading logs: shutdown and startup
Reading logs: waking from sleep and backing up
Getting El Capitan to run clean – using Console and guesswork to stop repeated service crashing
Service with a Smile – advanced troubleshooting of services and the startup process
Known bugs and issues
Known bugs in macOS Sierra 10.12.6: an incomplete summary
Reported problems in macOS Sierra: an incomplete list – badly designed features, third-party apps, etc.
iCloud and cloud services
What to do when a cloud service plays up – including links to service status for iCloud, Adobe CC, etc.
What to do when your account might have been compromised
Tackling the serious and insoluble
Conventions and Standards for Mac Articles
Startup and shutdown key combinations for macOS Sierra
Firmware, the SMC, and NVRAM: reset and maintain
Which EFI firmware should your Mac be using?
My Mac only runs properly in Safe mode
Recovery mode and its tools
Hardware diagnostics and AHT
Where to find that UUID, MAC address, etc.
Where is that app? – a brief index to bundled tools in Sierra
Key security tools for Sierra and El Capitan