PKG files are macOS installer packages that contain software and installation scripts for Mac applications.

Can I handle the files on Windows?

PKG files are Mac-only. You can extract contents with 7-Zip on Windows, but cannot run the installer.

.PKG

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Q: How do I open a PKG file on Mac?

Double-click the PKG file. macOS Installer will launch and guide you through the installation process.

macOS Installer Package

Quick Facts

Full NamemacOS Installer Package

CategoryInstaller

PlatformmacOS

What is a PKG File?

PKG files are macOS installer packages used to distribute and install software on Mac computers. They contain the application files, installation scripts, and metadata needed to properly install software on macOS.

PKG files are the Mac equivalent of Windows .MSI installer files. They're commonly used for system utilities, drivers, and applications that need to install components in specific locations.

How to Open This type Files

Installing PKG files on Mac:

Double-click: Opens macOS Installer app automatically
Right-click → Open: Use if Gatekeeper blocks the file
Terminal: sudo installer -this format file.pkg -target / for command-line install
Extract only: Use Pacifist app or pkgutil --expand to view contents without installing

Security note: Only install The extension files from trusted sources. macOS may block unsigned packages.

Programs That Open This type Files

Program	Platform	Best For	Price
macOS Installer	Mac	Installation	Built-in
Pacifist	Mac	Extract/inspect	$20
Suspicious Package	Mac	Security inspection	Free
7-Zip	Windows	Extract contents	Free

Frequently Asked Questions About The format Files

What is a This type file? +

Such files files are macOS installer packages containing software, scripts, and installation instructions for Mac applications. They're the Mac equivalent of Windows .MSI files.

How do I open a PKG file on Mac? +

Double-click the PKG file to launch the macOS Installer. Follow the prompts to install the software. If blocked by Gatekeeper, right-click and select Open.

Can I view the files on Windows? +

You cannot install PKG files on Windows (they're Mac-only). However, you can extract and view the contents using 7-Zip if you need to examine the files inside.

Related File Types

Quick Summary: How to Open The file File

To work with it on Mac: Double-click to launch the macOS Installer and follow the prompts. Such files files are macOS-specific installer packages. To inspect contents without installing, use Suspicious Package (free) or Pacifist. Windows users can extract PKG contents with 7-Zip but cannot run the installer.