dmg

.dmg — Apple Disk Image

Apple Inc. · 2000

開発者

Apple Inc.

カテゴリ

ディスクイメージ

MIMEタイプ

application/x-apple-diskimage

初回リリース

2000

オープンフォーマット

いいえ

ファイルシグネチャ

78 01 73 0D (compressed)

.dmgファイルとは？

DMG (Apple Disk Image) is the standard disk image format used on macOS for distributing software. When you download a Mac application from the internet, it typically comes as a DMG file. Opening a DMG mounts it as a virtual drive on your desktop, allowing you to drag the application to your Applications folder. DMG files support compression, encryption, and checksumming for secure software distribution.

.dmgファイルを開くプログラム

プラットフォーム	プログラム
Windows	7-Zip	無料
	TransMac	有料
macOS	DiskImageMounter	無料	公式
	Finder	無料

.dmgファイルのよくある問題

⚠️ Cannot open .dmg file

Install one of the recommended programs listed above. For a free option, try the first free program in the list.

⚠️ .dmg file is corrupted

Try re-downloading the file. If the file was transferred, ensure the transfer completed without errors.

よくある質問

What program opens .dmg files?▼

.dmg files can be opened with several programs. 7-Zip is one of the most popular choices.

Is .dmg a safe file format?▼

Generally yes, .dmg files are safe to open with appropriate software.

Can I convert .dmg to another format?▼

Yes, there are many online and offline tools available to convert .dmg files. Check the conversion section above for specific methods.

技術詳細

Apple Disk Image files use the application/x-apple-diskimage MIME type and were first introduced in 2000 by Apple Inc.. The file can be identified by its signature: 78 01 73 0D (compressed).

豆知識

Apple Disk Image was first released in 2000 by Apple Inc.

セキュリティ情報

.dmg files are generally safe to open. However, always ensure your software is up to date to protect against potential vulnerabilities.