A minor puzzle arrived from a reader who was trying to choose his boot drive by holding down the Option key at startup. OS X has a variety of keyboard combinations you can press to invoke different ...

While using these suggestions, make sure you have enough permission on the user account for any needed modification. Boot Camp Assistant might stop responding, or installation failed. Startup disk ...

Safe mode is an important troubleshooting tool. It boots the OS in such a way that it uses the bare minimum files and apps to start and run. This can help you isolate issues, figure out where problems ...