Filename Extensions
If you are seeking information about file extensions, then you are in the right place at right time.

Details of extension .cab

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

Below, you can find answers to the following questions:

  • What is the .cab file?
  • Which program can create the .cab file?
  • Where can you find a description of the .cab format?
  • What can convert .cab files to a different format?
  • Which MIME-type is associated with the .cab extension?
Microsoft Cabinet File .cab file icon

Microsoft Cabinet File

CAB file is a Microsoft Cabinet File. CAB is the Microsoft Windows native compressed archive format. Cabinet files are used to organize installation files that are copied to the user's system. A large compressed file can be spread over several .cab files.
Category: Archive files
Application: Expand
Program name: expand.exe
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
LH ARC Compressed Archive
ARJ Compressed Archive
Compressed Microsoft Cabinet File
Diamond Directive File
Gzip Compressed File
InstallShield Uninstall Script
LHarc Compressed Archive
StuffIt Expander Archive
Tape Archive

Other types of files may also use the .cab file extension. If you have helpful information about .cab extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

OrangeCD Database
Digital Audio Broadcasting File
Applix Builder Data
ChessBase Annotations
Kintraks Database
Amazon Lumberyard Character Animation Data
Standard ACIS Binary
Android ADB Backup Archive
Cakewalk Sonar Bundle

The .cab filename extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

dab (22), ab (1), vab (1), fab (1), cxb (1), cba (1), cav (1), cah (1), caf (1), acb (1), xab (1), sab (1), cwb (1), cb (1), can (1)

Can't open a .cab file?

If you want to open a .cab file on your computer, you just need to have the appropriate program installed. If the .cab association isn't set correctly, you may receive the following error message:

Windows can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select from a list of programs that are installed on your computer.

To change file associations:

  • Right-click a file with the extension whose association you want to change, and then click Open With.
  • In the Open With dialog box, click the program whith which you want the file to open, or click Browse to locate the program that you want.
  • Select the Always use the selected program to open this kind of file check box.

Supported operating systems

Windows Server 2003/2008/2012/2016, Windows 7, Windows 8, Windows 10, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

Rate this page

4 / 5 based on 27 user ratings.