D2H file format description

Many people often share .d2h files without providing instructions on how to use them. This can make it difficult for users to determine which program is compatible for editing, converting, or printing .d2h files. To address this issue, we have created this page to offer assistance and guidance on handling .d2h files. We provide information on compatible software, editing instructions and conversion options to help users effectively interact with .d2h files.

Our aim is to simplify the process and promote seamless use of the .d2h file format.

1 filename extension(s) found in our database.

.d2h - Doc-To-Help Project

The D2H project files are related to Doc-To-Help. The D2H file is a Doc-To-Help Project. Doc-To-Help is an authoring and multi-channel publishing solution that allows content creators to continue using Microsoft Word as their authoring editor.

Project files
- / -
Doc-To-Help Project related extensions:
Doc-To-Help File Lock

Naturally, other applications may also use the .d2h file extension. Even harmful programs can create .d2h files. Be especially cautious with .d2h files coming from an unknown source!

Can't open a .d2h 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 can't open this file:


To open this file, Windows needs to know what program you want to use to open it. Windows can go online to look it up automatically, or you can manually select one from a list of programs that are installed on your computer.

To avoid this error, you need to set the file association correctly.

The .d2h file extension is often given incorrectly!

Based on searches conducted on our site in the past year, we have compiled a list of the most common misspellings. These frequent misspellings can cause confusion and hinder search accuracy. By providing this list, we aim to assist users in finding the correct information more easily and improving their overall search experience on our site.

These misspellings were the most common in the past year:

d2, d2j, d2u, dh, dh2, dwh

Is it possible that the filename extension is misspelled?

There is a possibility that the .d2h filename extension is misspelled. To assist users in identifying potential errors, we provide a list of similar file extensions in our database.

Filename extensions similar to .d2h:

Pursuit CRM Report Viewer Data
Autodesk AutoCAD DWGLOG Log
WaterGEMS Drawing
d2jsp Script
Progress OpenEdge Database
Deus Ex: Invisible War Data

Operating systems

At DataTypes.net, we strive to provide a seamless user experience by ensuring compatibility with a wide range of operating systems. The following is a comprehensive list of the operating systems currently supported by DataTypes.net:

Windows XP/Vista, Windows 7/8/10, Windows 11, CentOS, Debian GNU/Linux, Ubuntu Linux, FreeBSD, macOS, Mac OS X, iOS, Android

If you find the information on this page useful, please feel free to link to this page.


If you have useful information about the .d2h file format, then write to us!

DataTypes.net >> D2H file