An f12 file extension is related to the DOS screen text 12 pixel height font format.
Software that open f12 file
F12 file extension - DOS screen text 12 pixel height font
What is f12 file? How to open f12 files?
File type specification:
The f12 file extension was used in the past for fonts in MS-DOS systems that had the height of 12 pixels.
Most likely some old format without support. No further information could be found.
This f12 file type entry was marked as obsolete and no longer supported file format.
This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.
The default software associated to open f12 file:
Company or developer:
Microsoft Corporation
MS-DOS (short for Microsoft Disk Operating System) is an operating system commercialized by Microsoft. It was the most commonly used member of the DOS family of operating systems and was the dominant operating system for computers during the 1980s
List of recommended software applications associated to the .f12 file extension
Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open f12 file, edit f12 file, convert f12 file, view f12 file, play f12 file etc. (if exist software for corresponding action in File-Extensions.org's database).
Unspecified and all other actions for computer programs working with f12 file - DOS screen text 12 pixel height font
Click on the software link for more information about MS-DOS. MS-DOS uses f12 file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).