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Details of extension .f09

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

Below, you can find answers to the following questions:

  • What is the .f09 file?
  • Which program can create the .f09 file?
  • Where can you find a description of the .f09 format?
  • What can convert .f09 files to a different format?
  • Which MIME-type is associated with the .f09 extension?
MS-DOS 9-pixel Screen Font .f09 file icon

MS-DOS 9-pixel Screen Font

The F09 file is a MS-DOS 9-pixel Screen Font. MS-DOS is a discontinued operating system for x86-based personal computers mostly developed by Microsoft.
Category: Font files
Application: MS-DOS
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
Related extensions:
.f16 MS-DOS 16-pixel Screen Font
.f13 MS-DOS 13-pixel Screen Font
.f11 MS-DOS 11-pixel Screen Font
.f10 MS-DOS 10-pixel Screen Font
.f08 MS-DOS 8-pixel Screen Font
HEC-RAS Flow File .f01 file icon

HEC-RAS Flow File

The F01 file is a HEC-RAS Flow File. Hydrologic Engineering Centers River Analysis System (HEC-RAS) is a one- dimensional model, intended for hydraulic analysis of river channels
Category: Data files
Application: HEC-RAS
Program name: -
Mime-type: application/octet-stream
Magic bytes (HEX): -
Magic string (ASCII): -
f02, f03, f04, f05, f06, f07, f08, f09, f10, f99
Related extensions:
.g01 HEC-RAS Geometry File

Other types of files may also use the .f09 file extension. If you have helpful information about .f09 extension, write to us!

Is it possible that the filename extension is misspelled?

We found the following similar extensions in our database:

.d09 MicroSim PCBoard NC Drill Data
.f90 Fortran Source Code
.c09 WinAce Archive
.g09 HEC-RAS Geometry File
.r09 WinRAR Archive
.b09 BlindWrite CD Image Segment

Can't open a .f09 file?

If you want to open a .f09 file on your computer, you just need to have the appropriate program installed. If the .f09 association isn't set correctly, you may receive the following error message:

Windows can't open this file:

File: example.f09

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 2016/2019/2022, Windows 7, Windows 8, Windows 10, Windows 11, Linux, Mac OS X, macOS, iOS, Android