An ISO file is a digital copy of a disk image that has been extracted from physical media. Creating ISOs is a great way to archive physical discs, which are likely to degrade over time.

Disk Utility provides features for creating disk images, RAID, and repairing disks. In the second part of our deep dive, we'll look at those options.

Making an ISO image of a hard drive means creating a 1-to-1 backup copy that consists of a .iso file. Here are two ways to do just that.

This brings up the standard file open pane where you can select any existing disk image file previously saved to disk. A fifth format is also presented in this case: Hybrid image (HFS+/ISO/UDF).

Download the Windows 11 installer as a disk image file (in ISO format), use the built-in Windows Recovery Media Creator utility to create a bootable recovery drive, and copy the Windows ...

How to open files on a Chromebook The Files app makes it easier to find and open files on ChromeOS. Like other operating systems, you only need to double-click a file to open it most times.