Open --- file

--- files: what are they and how do I open them?

--- file icon Are you facing difficulties opening unknown files on your computer, or wondering exactly what this file is?
We've got the information and best software solutions for opening these files effortlessly.

.--- file type #1: Temporary file

Files with --- extension are known to be used by older version of Windows like MS DOS operating system. It was used as a temporary file format.

Further details:

The --- file extension is used probably by older versions of Windows and MS DOS operating systems. Temporary files may be created by computer programs for a variety of purposes; principally when a program cannot allocate enough memory for its tasks, when the program is working on data bigger than architecture's address space, or as a primitive form of inter-process communication. Used by various applications.

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Microsoft Windows 3.x icon

Microsoft Windows 3.x

Popular operating system used in early 90s

MS-DOS icon

MS-DOS

Old operating system by Microsoft dominant in 1980s

.--- file type #2: Set of Microsoft backup file type

A --- file extension is related to some operating systems, developed by Microsoft. A --- file stores backup file set.

Further details:

The --- file extension is associated with some operating systems developed by Microsoft, such as MS-DOS and Microsoft Windows.

The --- file contains backup file set. Seems to be obsolete format.

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Microsoft Windows icon

Microsoft Windows

A series of operating systems developed by Microsoft

MS-DOS icon

MS-DOS

Old operating system by Microsoft dominant in 1980s

What is the meaning of a file extension?

File extensions are characters that appear after the dot in a computer file's name. For example, the file "unknown-file.---" has the file extension "---". This is used to identify which program should open the file or what file type it is.
File extensions help you organize and manage files. They provide a quick and easy way to identify and associate the file type with the appropriate software.

We can help you open your file

In our database, we have collected a huge number of different file extensions, detailed descriptions, and programs that can be used to open or otherwise work with the file extensions listed in our database.
This database is an invaluable resource for users who want to understand better file extensions and what they can do with them. It also allows users to know different file types with the same purpose.

Only verified software links are provided

We have verified every software listed in our database. The software listed in our database includes links to the developer's or software's website. These links should allow you to download the right program for each file type. Using verified software from reputable sources helps minimize the risk of malware and viruses infecting your computer.