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Navigation: Home > FR4 file

Informations about the FR4 filename extension and the file formats associated with it

We collected the information you should know about the .fr4 filename on this page. If you were sent a(n) .fr4 file in an e-mail, but you don’t know what to do with it, then you can find help here. We strive to suggest free, open-source applications that are available to everyone for the file formats.

1 filename extension(s) are in our database

.fr4 - Fractal Explorer Quaternion Spot

The FR4 file is a Data file, which is connected to the Fractal Explorer Quaternion Spot according to our registry. With the adequate settings, the Fractal Explorer Quaternion Spot (.fr4) files can be opened or converted with the help of Fractal Explorer.

Format description:
FR4 format
Fractal Explorer
Magic string:
- / -
Related links:
Related extensions:
Fractal Explorer Landscape Project
Fractal Explorer 3D Attractor
Fractal Explorer Animation
Fractal Explorer IFS Spot
Fractal Explorer Orbita Spot
Fractal Explorer Palette

Important! Programs other than the ones listed above may also use the .fr4 file extension. Even harmful programs can create files with the .fr4 extension to store data in them. Always be careful with .fr4 files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .fr4 file can’t be opened on your computer?

If the program necessary for opening the .fr4 file is installed properly on your computer, then the quickest and simplest way to open the .fr4 file is to double-click on the file’s name. If that doesn’t work, then the right software probably isn’t installed on your computer.

While opening the .fr4 file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .fr4 extension

The .fr4 filename extension can be given incorrectly sometimes. The cause of the error could be a mistake or a simple typo. We found the following incorrectly given filename extensions that are the most frequent in the case of .fr4 files.

br4, tr4, gr4, frr, fr, dr4, rf4, frt, fre, f4

Maybe you’re not even looking for the .fr4 file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .fr4 extension. It’s possible that the one you’re looking for is among them.

Bryce 4 Scene
Mandelbrot Explorer Fractal Region Settings
AllyCAD Drawing Document
Visual FoxPro Report Memo
Fortran IV Source Code
CRBasic Source

Associated applications

The Windows operating system stores information about the applications associated to the file extensions in the registry database. The associations can be queried or modified in the Command Prompt window with the "assoc" command.

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We gladly accept application suggestions, but our primary goal is to suggest reliable, open-source applications that can be freely distributed to the users.

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