Bootable disc image files may contain all the data necessary to create a disc from which computers can boot, but if you want them to work, you can't just burn them to a disc the way you would regular ...

Apple has released Mac OS X Lion in the Mac App Store for $30. Separately, Apple will also begin offering Lion on a USB thumb drive in Apple stores come August. Right now, you can grab Lion from the ...

There are several common ways people can verify file system integrity in OS X, including booting to Safe Mode, using Disk Utility, or running the 'fsck' tool. These options have had some people ...

Apple only sells OS X Mountain Lion as a digital download in the Mac App Store. The installer weighs in at a hefty 4.05GB, but the good news is that you can install your copy of Mountain Lion on all ...

I'm taking a computer science class on operating systems and we're given a 1.4MB disk image for a floppy disk. The disk image is for a very small version of linux that he wrote. In class the professor ...

It seems that the SD card slot in the new MacBook Pros does count as a bootable device; all you have to do is install OS X onto a card, set it as the default boot device, and you’re good to go. Why ...

Lion, Apple’s latest update to Mac OS X, has modest improvements in many areas, but few marquee features for veteran users. Jeff Carlson detailed those (Personal Technology, July 23), and explained ...

Mac OS X Lion will debut in July, and this handy set of instructions from Egg Freckles will let you create a boot disc for installation. OS X Lion will be distributed via the Mac App Store, and you ...

OS X’s Disk Utility—which enables you to format, partition, repair, and perform other kinds of maintenance on disks (including SSDs, flash drives, and disk images)—is good for what it does. Yet for ...

How do I create a snow leopard usb boot or dvd disk while running Sonoma on a Mac Studio Pro? I want to install Snow Leopard on an old Macpro 5,1 but I don’t have a boot disk or sub stick. I got Snow ...