How to Lock Down macOS Privacy and Security Settings
Default macOS settings allow more access than most users realize.
Solving “Application Not Responding” Problems
Apps freeze, stop responding, or display spinning beachball cursor.
Repairing Corrupted Fonts and Font Book Problems
Text appears distorted, apps crash when opening fonts, or Font Book reports errors.
Resolving Missing macOS Software Updates
Software Update does not appear or shows “Unable to check for updates.”
Detecting External Keyboard Layout Issues on Mac
External keyboard types incorrect characters or layout is wrong.
Preparing Your Mac for Repair, Sale, or Upgrade
Mac must be safely prepared before handing over to Apple, a buyer, or service provider.
Adjusting Privacy Settings That Block Apps
Apps fail to function because privacy permissions block access to files, camera, or network.
Safely Preparing Your Mac for a Major macOS Upgrade
Major macOS upgrades can cause issues if preparation steps are skipped.