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

Details of extension .os2

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

Below, you can find answers to the following questions:

  • What is the .os2 file?
  • Which program can create the .os2 file?
  • Where can you find a description of the .os2 format?
  • What can convert .os2 files to a different format?
  • Which MIME-type is associated with the .os2 extension?
OS/2 Warp System File .os2 file icon

OS/2 Warp System File

OS2 file is an OS/2 Warp System File. OS/2 is a series of computer operating systems, initially created by Microsoft and IBM, then later developed by IBM exclusively.
Category: Data files
Application: IBM OS/2 Warp
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
OS/2 Warp Remote Software Update
OS/2 Warp 3 System Data
OS/2 Warp Bios Data
OS/2 Warp Audio Driver
OS/2 Warp Cursor Image
OS/2 Warp Program Manager Information
OS/2 Warp Boot Logo
OS/2 Warp Display Information
OS/2 Warp Filter Device Driver

Other types of files may also use the .os2 file extension. If you have helpful information about .os2 extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

IRT Cronista Infrared Image
LabSat 2 Data
Oracle-to-MySQL Profile Description Data
ObjectScript Source Code
Powernet Waveform File
OpenLP Service File
Orangutan X2 Firmware Update
Stranded 2 Mapfile

The .os2 filename extension is often given incorrectly!

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

ps2 (1), osz (1), os (1), ls2 (1), s2 (1), ox2 (1), osw (1), o2s (1), is2 (1)

Can't open a .os2 file?

If you want to open a .os2 file on your computer, you just need to have the appropriate program installed. If the .os2 association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.os2

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