A daily updated filename extension database!

LFI file extension

The table below provides useful information about the .lfi file extension. It answers questions such as:

  • What is the .lfi file?
  • What program do I need to open a .lfi file?
  • How can the .lfi file be opened, edited or printed?
  • How can I convert .lfi files to another format?

We hope you find this page helpful and a valuable resource!

1 extension(s) and 0 alias(es) found in database

✅ Datcom+ Linear Function Interpolation Data

LFI file is a Datcom+ Linear Function Interpolation Data. Datcom is the United States Air Force Data Compendium, a 3100-page collection of the equations used in design of airplanes. Datcom+ is an extension of the Digital Datcom program.
LFI format description not yet available
Category: Data files
Application: Datcom+
Mime-type: application/octet-stream
Magic number: -
Magic string: -
Sample: -
LFI aliases:
LFI related links:
LFI related extensions:

Other types of files may also use the .lfi file extension.

🚫 The .lfi file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

fi, lfl, lbi, lf, mfi, lgi, lei, ifi, pfi, lif, lfo, lci, kfi

Is it possible that the filename extension is misspelled?

We found the following similar file extensions in our database:

Fortran Interface File
Gforth Image File
ScummVM LFL Library
Dreamweaver Library
SketchUp License FIle
BFLI Image
Leica Image File
LDAP Data Interchange Format File
Homeworld Texture
Alchemy Low Frequency Oscillator Presets

🔴 Can't open a .lfi 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:


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 .lfi 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 .lfi file extension, write to us!

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