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

Details of extension .oc_

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

Below, you can find answers to the following questions:

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

Compressed OCX File

The OC_ file is a Compressed OCX File. Some files in the software distribution are provided in compressed form. These files are indicated with an underscore character as the last character in their file type.
Detailed description not available
Category: Data files
Application: Expand
Program name: expand.exe
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
Control Panel Item
Executable File
Compressed SYS File
Compressed DLL File
Compressed EXE File
Compressed HLP File
Compressed ISP File
Compressed IEC File
Compressed PPD File

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

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Compressed COM File
Esterel Compiler Automaton Code

The .oc_ filename extension is often given incorrectly!

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

oc (1), c_ (1), od_ (1), ic_ (1), co_ (1)

Can't open a .oc_ file?

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

Windows can't open this file:

File: example.oc_

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