This macOS hub covers operating-system updates, built-in features, settings, compatibility, privacy controls, and practical ways to get more from your Mac.
macOS Updates
Before installing a major macOS upgrade, check compatibility, make a current backup, confirm that enough storage is available, and keep a Mac notebook connected to power. Smaller updates are usually straightforward, but preparation matters when the Mac contains important data.
Features & Settings
macOS includes tools for window management, privacy, accessibility, storage, search, displays, automation, and many everyday tasks. Our guides explain these features step by step rather than assuming previous Mac experience.
Compatibility
Not every Mac supports every macOS release or every feature within a release. Hardware generation, Apple silicon or Intel architecture, available storage, accessories, and third-party applications can all affect an upgrade.
If macOS no longer starts normally, use the Install & Recovery section. If the operating system starts but something is not working correctly, see Mac Troubleshooting.
Browse macOS
macOS Tahoe & Compatibility
Updates & Compatibility
- Encrypted HFS+ and CoreStorage Are Deprecated: What Mac Users Should Do
- How to Check Mac Compatibility Before Installing a macOS Update
- How to Check Which macOS Updates Are Installed on Your Mac
- How to Download the Full macOS Installer from Terminal
- How to Fix a Mac Battery That Drains Quickly
- How to Fix a Mac Trackpad That Is Not Clicking
- How to Fix a macOS Update Stuck on Downloading
- How to Fix an External Hard Drive That Is Not Showing Up on a Mac
- How to Fix macOS Software Update Not Showing Available Updates
- How to Fix macOS Update Error 102
- How to Fix macOS Update Stuck on Preparing
- How to Fix Safari When Web Pages Won’t Load on a Mac
- How to Fix “Not Enough Space” When Installing a macOS Update
- How to Fix “The Recovery Server Could Not Be Contacted” on a Mac
- How to Recover Deleted Files on a Mac Without a Backup
- How to Remove a Failed macOS Update Download
- How to Resume a Paused macOS Update Download
- How to Update macOS Safely
- Rosetta Changes in macOS 27: What Intel Mac App Users Need to Know
System Settings & Apps
- AirPort Utility Is No Longer Included on Clean macOS 27 Installations
- How to Add a New User or Guest Account on Mac
- How to Manage Login Items and Background Apps on Mac
- How to Uninstall Apps on a Mac
- Siri Photo Commands Not Working Correctly in macOS 27
- Siri Showing Up When Disabled or Giving Broken Maps Responses on Mac