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APPINSTALLER file extension

The table below provides useful information about the .appinstaller file extension. It answers questions such as:

  • What is the .appinstaller file?
  • What program do I need to open a .appinstaller file?
  • How can the .appinstaller file be opened, edited or printed?
  • How can I convert .appinstaller files to another format?

Table of Contents

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ MSIX AppInstaller Setup Data

MSIX AppInstaller Setup Data .appinstaller file icon
The APPINSTALLER file is an MSIX AppInstaller Setup Data. MSIX is a Windows app package format that provides a modern packaging experience to all Windows apps.
Category: Data files
Application: MSIX
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
APPINSTALLER related links:
APPINSTALLER related extensions:

Other types of files may also use the .appinstaller file extension.

🔴 Can't open a .appinstaller file?

When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:

Windows cannot open this file:


To open this file, Windows needs to know what program you want to use to open it...

If you don't know how to set the .appinstaller file association, check the FAQ.

🔴 Can I change the extension of files?

Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.

If you have helpful information about the .appinstaller file extension, write to us!

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