While searching for an answer to the question - How to open the SFN file? - you probably found websites, which offer software that was able to open any file extension. Do not be fooled, there is no one program that will allow you to work with any file extension, including the SFN file. Each program contains a different type of data and you need specialized software to properly work with the SFN file. Here is a list of programs that are designed to work with the SFN file - remember, these applications are able to open at most a few file extensions, they are designed to work with a specific data type.
| File type | EasySIGN Font |
| Developer | NCD Holding |
| Popularity | |
| Share |
If after installing the program from a list, you still cannot open a file with the SFN extension, the reason may be that the file is damaged. The solution may be to find a new copy of the SFN file you want to open
In this case, the easiest way is to use the tool built into the operating system for association of the SFN file with applications to support it. Double click on the file you cannot open - the operating system will display a list of programs that are likely to work with your SFN file. Choose one of them, or select the location on a disk where you installed one of the applications from our list. Windows should then open the SFN file using the program installed earlier.
Entries containing links of the SFN file extensions with applications is located in the HKEY_CLASSES_ROOT. If you do not know how to get to the Windows Registry, or how to make changes in it, ask a specialist for help. Lack of knowledge on the subject may cause irreversible changes on your computer.
There may be a situation when a computer virus passes itself off as the SFN file. In this case, such a file will definitely not be opened. Download a good antivirus program and scan the SFN file mentioned. If the antivirus application detects malicious data, it may signify that the SFN file is infected.
| SFK | Sound Forge Audio Peak Format |
| SFAP0 | Sony Sound Forge Proxy Format |
| SFF | Structured Fax Format Image Format |
| SFA | Sony Sound Forge |
| SFT | Microsoft App-V Sequencer Format |
| SFW | Seattle Film Works Graphics Format |
| SFV | Simple File Verification Checksum Format |
| SFD | SoundStage Sound Data Format |
| SF3 | STATGRAPHICS Data |
| SFB | Sony Playstation 3 Game Disc Description Format |
