File Extension Library

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.X40 File Extension

  • Developer by: Jeffrey C Johnson (XTree Company)
  • Category: Document Files

What are .X40 files and how to open them?

Can't open .X40 file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .X40 file.

What is a .X40 file extension?

.X40 file extension is created by Jeffrey C Johnson (XTree Company). .X40 has been classified as Document Files.

.X40 is XtreeGold DOS help data

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.

.X40 file format is deprecated and this file format is no longer supported.

Currently, .X40 file type is not actively used and is obsolete. This usually happens with system files in older operating systems, files from long-discontinued software, or with previous versions of some file types (documents, projects, images, etc.) that were replaced in later versions of the original programs.


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.

How to fix problems with .X40 files

  1. You need to update the application that you normally use to open .X40 files. Only the latest version of the software supports the current .X40 file format
  2. You need to check the .X40 file for viruses. To do this, you need to scan it with a popular antivirus (Norton, Nod32, Kaspersky, Dr.Web, etc.)
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