An x40 file extension is related to the XTreeGold, a file manager for MS-DOS. An x40 file contains help data.

Detailed description

Software that works with x40 file extension

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X40 file - XtreeGold DOS help data

What is x40 file? How to open x40 files?

File type specification:

Document file type icon Document file type

The x40 file extension is associated with XTreeGold, a file manager for MS-DOS operating system, very popular in 1990's, developed by XTree Company.

The x40 file stores help data for XTreeGold.

This x40 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 x40 file type:

XTreeGold picture or screenshot

XTreeGold  Microsoft MS-DOS software

Company or developer:
Jeffrey C Johnson (XTree Company)

XTreeGold is a file manager for MS-DOS operating system released in 1985. It is very popular because contains benefit of requiring very little memory, essential at a time when less than 640kb of memory were available for programs to run. The last version was released in 1992. The XTree Company was acquired by Symantec the developer of rival file manager Norton Commander in 1995.

Help how to open:

Probably not meant to be accessed by the user.

How to convert:

There is probably no real way how you can convert this particular file type to anything else.

List of recommended software applications associated to the .x40 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 x40 file, edit x40 file, convert x40 file, view x40 file, play x40 file etc. (if exist software for corresponding action in's database).

  • Others x40 file

Unspecified and all other actions for computer programs working with x40 file - XtreeGold DOS help data

Click on the software link for more information about XTreeGold. XTreeGold uses x40 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 MS-DOS:

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