If you've ever downloaded a DMG file from a website, you've dealt with a disk image. Disk images are a kind of virtual disk--like a CD or DVD or even a hard drive. They store files in a way that acts ...

Periodically people who download applications end up with collections of DMG files that they are regularly accessing to use their programs. Here is how to manage these DMG files and install ...

With the Mac App Store, as promised by Apple, you can buy apps once and install everywhere. As long as you make sure all the computers you’re willing to install apps on are your personal Macs (and you ...