4FS file - How do I open a .4fs file?
The table below provides useful information about the .4fs file extension. It answers questions such as:
- What is the .4fs file?
- What program do I need to open a .4fs file?
- How can the .4fs file be opened, edited or printed?
- How can I convert .4fs files to another format?
Table of Contents
- ✅ Puppy Linux Save State File
- 🔄 .4fs file converters
- 🚫 .4fs file related errors
We hope you find this page helpful and a valuable resource!
0 extension(s) and 1 alias(es) found in database
✅ Puppy Linux Save State File

The 2FS file is a Puppy Linux Save State File.
Other types of files may also use the .4fs file extension.
🚫 The .4fs file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
Is it possible that the filename extension is misspelled?
We found the following similar file extensions in our database:
🔴 Can't open a .4fs file?
When you double-click a file to open it, Windows examines the filename extension. If Windows recognizes the filename extension, it opens the file in the program that is associated with that filename extension. When Windows does not recognize a filename extension, you receive the following message:
Windows cannot open this file:
example.4fs
To open this file, Windows needs to know what program you want to use to open it...
If you don't know how to set the .4fs file association, check the FAQ.
🔴 Can I change the extension of files?
Changing the filename extension of a file is not a good idea. When you change a file's extension, you change the way programs on your computer read the file. The problem is, changing the file extension does not change the file format.
If you have helpful information about the .4fs file extension, write to us!