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

Details of extension .qcow2

Below, you can find answers to the following questions:

  • What is the .qcow2 file?
  • Which program can create the .qcow2 file?
  • Where can you find a description of the .qcow2 format?
  • What can convert .qcow2 files to a different format?
  • Which MIME-type is associated with the .qcow2 extension?

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

QEMU Copy On Write Disk Image .qcow file icon

QEMU Copy On Write Disk Image

QCOW file is a QEMU Copy On Write Disk Image. QEMU is a generic and open source machine emulator and virtualizer.
Category: Disk Image files
Application: QEMU
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:

Other types of files may also use the .qcow2 file extension. If you have helpful information about .qcow2 extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

QEMU Copy On Write Disk Image

The .qcow2 filename extension is often given incorrectly!

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

qcow (5)

Can't open a .qcow2 file?

If you want to open a .qcow2 file on your computer, you just need to have the appropriate program installed. If the .qcow2 association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.qcow2

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, Windows 7, Windows 8, Linux, FreeBSD, NetBSD, OpenBSD, Mac OS X, iOS, Android

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