File Extension Library


.F09 File Extension

  • Developer by: Microsoft Corporation
  • Category: Font and typeface Files

What are .F09 files and how to open them?

Can't open .F09 file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .F09 file.

What is a .F09 file extension?

.F09 file extension is created by Microsoft Corporation. .F09 has been classified as Font and typeface Files.

.F09 is MS-DOS screen text 9 pixels height font

The f09 file extension is associated with the MS-DOS, a command line operating system for IBM-PC compatible computers, developed by Microsoft.

The f09 file contains screen text 9 pixels height font.

.F09 file format is deprecated and this file format is no longer supported.

Currently, .F09 file type is not actively used and is obsolete. This usually happens with system files in older operating systems, files from long-discontinued software, or with previous versions of some file types (documents, projects, images, etc.) that were replaced in later versions of the original programs.


How to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .f09 file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

How to fix problems with .F09 files

  1. You need to update the application that you normally use to open .F09 files. Only the latest version of the software supports the current .F09 file format
  2. You need to check the .F09 file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)