How to Update macOS Safely
Back up, check compatibility, and install the latest macOS the right way — plus what to do if the update won't appear.
Read MoreQuick Tips
macOS Quick Tips
Short, practical how-tos for getting things done on your Mac. For full step-by-step walkthroughs, head to our complete Guides library.
Free Up Storage Space Before Updating
Reclaim gigabytes fast with built-in tools, cache clearing, and the right amount of free space for a clean install.
Read MoreHow to Use macOS Recovery Mode
Reinstall macOS, repair your disk, restore a backup, or reset your password from the Recovery environment.
Read MoreHow to Downgrade macOS
Roll back to a previous version using Time Machine, a bootable USB installer, or Recovery.
Read MoreFix a Stuck "Preparing Update"
What to do when a macOS update gets stuck on "Preparing to Update" for hours.
Read MoreImprove macOS Battery Life
20 proven tips to extend your MacBook's runtime between charges.
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