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

Details of extension .12o

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

Below, you can find answers to the following questions:

  • What is the .12o file?
  • Which program can create the .12o file?
  • Where can you find a description of the .12o format?
  • What can convert .12o files to a different format?
  • Which MIME-type is associated with the .12o extension?
EditPlus Data .12o file icon

EditPlus Data

The 12O file is an EditPlus Data. EditPlus is a text editor for Windows with built-in FTP, FTPS and sftp capabilities.
Detailed description not available
Category: Data files
Application: EditPlus
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
EditPlus Syntax Data
EditPlus Auto Completion Data
EditPlus Cliptext Data

Other types of files may also use the .12o file extension. If you have helpful information about .12o extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

Salt Lake 2002 Music Data

The .12o filename extension is often given incorrectly!

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

120 (1)

Can't open a .12o file?

If you want to open a .12o file on your computer, you just need to have the appropriate program installed. If the .12o association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.12o

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