>> HDU file

HDU file format description

Many people share .hdu files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .hdu file can be edited, converted or printed with. On this page, we try to provide assistance for handling .hdu files.

1 filename extension(s) found in our database.

.hdu - FM-ONE User Data

The HDU data files are related to FM-ONE. HDU file is a FM-ONE User Data. FM-ONE is a flash programmer device developed by Hokuto Denshi Co. Ltd.

Data files
- / -
FM-ONE User Data related extensions:
FM-ONE Host Side Bootcontrol Data
FM-ONE Parameters Data
FM-ONE Target Protocol Data
FM-ONE Target Write-in Control Data

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

Can't open a .hdu 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 .hdu file extension is often given incorrectly!

According to the searches on our site, these misspellings were the most common in the past year:

hru, hud, mdu, hdk, dhu, ndu, heu, hdi, hcu, tdu, hdh

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

HotDocs Registration File
HUD Maker File
D-Flow FM Model Definition Unstructured Data
Shadowgrounds: Survivor Unit
The Suffering: Ties That Bind Data

Operating systems

DataTypes.net currently supports the following operating systems:

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

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