An asf file extension is related to the Lotus 1-2-3 spreadsheet editing tool. An asf file stores screen font.

There are 4 other file types using
the ASF file extension!

asf icon.asf - Advanced Systems (streaming) format [common]

empty icon.asf - APL*PLUS/PC shared data

empty icon.asf - Statgraphics data

empty icon.asf - Acclaim motion capture data

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ASF file extension - Lotus screen font

What is asf file? How to open asf files?

File type specification:

Font and typeface file type icon Font and typeface file type

The asf file extension is associated with Lotus 1-2-3, a spread sheet editor and other Lotus applications developed by IBM.

The asf file contains fonts compatible and used in Lotus applications. Lotus 1-2-3 is discontinued product from 2002.

Most likely some old format without support. No further information could be found.

This asf file type entry was marked as obsolete and no longer supported file format.

This type of file is no longer actively used and is most likely obsolete. This is typically the case for system files in old operating systems, file types from long discontinued software, or previous versions of certain file types (like documents, projects etc.) that were replaced in higher versions of their original programs.

The default software associated to open asf file:

Lotus 1-2-3 icon

IBM logoLotus 1-2-3  Microsoft Windows software

Company or developer:

IBM Lotus 1-2-3 is spreadsheet application very popular in 80s and 90s of 20th century. It was released for Microsoft Windows, MS-DOS, Mac OS and OS/2. In 2002 IBM stopped the developing of the IBM Lotus 1-2-3. In the latest versions is Lotus 1-2-3 fully compatible with Microsoft Excel.

Help how to open:

This file type is not meant to be opened directly, there is no software that could open and work with it directly, or there is no information available in public sources about opening this file type. This is usually the case of some internal data files, caches, temporary files etc.

How to convert:

As far as we know, this .asf file type can't be converted to any other file format. This is usually the case of system, configuration, temporary, or data files containing data exclusive to only one software and used for its own purposes. Also some proprietary or closed file formats cannot be converted to more common file types in order to protect the intellectual property of the developer, which is for example the case of some DRM-protected multimedia files.

List of recommended software applications associated to the .asf file extension

Recommended software programs are sorted by OS platform (Windows, macOS, Linux, iOS, Android etc.)
and possible program actions that can be done with the file: like open asf file, edit asf file, convert asf file, view asf file, play asf file etc. (if exist software for corresponding action in's database).

Unspecified and all other actions for computer programs working with asf file - Lotus screen font

Click on the software link for more information about Lotus 1-2-3. Lotus 1-2-3 uses asf file type for its internal purposes and/or also by different way than common edit or open file actions (eg. to install/execute/support an application itself, to store application or user data, configure program etc.).

Microsoft Windows:

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