What Is A Dmg File On Mac

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File type: Mac OS X Disk Image

Open DMG File

The usage of the DMG file extension is in the context of a mountable disk image file which is generated by the Mac OS X Operating System platform. Once the file is opened, the system will mount it in a virtual disk located on the user's desktop.

This type of file is normally utilized for the distribution of software installation packages for the Macintosh computer system.

Prior to the introduction of this file format, the Mac environment utilized the IMG up until the introduction of the Mac OS 9. The Apple Disk Utility is the main application associated by users to this particular file type under the Macintosh platform and is bundled with the Mac OS X installation package.

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Although not meant to be directly opened under the Microsoft Windows Operating System platform, the DMG format file can be accessed by Windows users by using some third party applications in the market. Basically, the DMG file extension can be compared to the EXE or ISO format of Windows and can even function as a complete virtual drive for the system.

The mimicking of physical CD drives is a workaround implemented by the system to address problems that may arise from CD requirements of some software programs including support for the efficient usage of an organization's resources.

Detailed information

File format: Proprietary
Open with Windows: Acute Systems TransMac, DMG2IMG or DMG2ISO

Dmg Extractor

The DMG format file is also used by video games distributed for the Macintosh computer environment which are commonly protection enabled.
This format makes sure that all software installation and execution in the system are carried out correctly by providing support for both physical and virtual drives required by the system.
What is mac install dmg file on a hard drive
Running an application from a virtual drive may also allow a user to execute a program without actually copying an instance of it in the physical storage drive of the computer system.
This will save storage space and proves to be advantageous especially for programs which are not used very often. Aside from the Apple tool bundled with the Operating System, other more commonly used utilities that serve as an alternative include MagicISO, IsoBuster, and UltraISO.
These programs are more popularly executed under the Windows environment but are capable of reading DMG file formats and compressing them into another file extension that is more popularly used.

What Is Mac Install Dmg File On A Hard Drive

Another example of this conversion program is the DMG2ISO.