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Informations about the 4FS filename extension and the file formats associated with it

We collected the information you should know about the .4fs filename on this page. If you were sent a(n) .4fs 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

.2fs - Puppy Linux Save State File

The 2FS file is a Other file, which is connected to the Puppy Linux Save State File according to our registry. With the adequate settings, the Puppy Linux Save State File (.2fs) files can be opened or converted with the help of Puppy Linux.

Format description:
2FS format
Puppy Linux
Magic string:
- / -
3fs, 4fs
Related links:
Related extensions:
Puppy Linux Save State File
Puppy Linux Install Package

Important! Programs other than the ones listed above may also use the .4fs file extension. Even harmful programs can create files with the .4fs extension to store data in them. Always be careful with .4fs files coming from unknown sources. Don’t open executable files that arrived in mails, even if you know the sender.

The .4fs file can’t be opened on your computer?

If the program necessary for opening the .4fs file is installed properly on your computer, then the quickest and simplest way to open the .4fs 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 .4fs file, you may receive an error message from the associated application, this can be caused by the following:

Incorrectly given .4fs extension

The .4fs 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 .4fs files.

4ds, rfs, efs, tfs, fs

Maybe you’re not even looking for the .4fs file extension?

It’s possible the the file’s extension was given incorrectly. Below, we list some filename extensions that are similar to the .4fs extension. It’s possible that the one you’re looking for is among them.

4D Database Data Segment
Samsung RFS Image
SQ-80 Sample
Borland Turbo Profiler Statistical Data
Kryptel Filesets File
FlexiSign Document

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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