DR4 file format description
Many people share .dr4 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .dr4 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .dr4 files.
1 filename extension(s) found in our database.
.dr4 - AllyCAD Drawing Document
The DR4 document files are related to AllyCAD. DR4 file is an AllyCAD Drawing Document. AllyCAD is a CAD software application for 2D and 3D design and drafting, developed and sold by Knowledge Base.
- Document files
- - / -
- AllyCAD Drawing Document related extensions:
Naturally, other applications may also use the .dr4 file extension. Even harmful programs can create .dr4 files. Be especially cautious with .dr4 files coming from an unknown source!
Can't open a .dr4 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.
- Open Control Panel > Control Panel Home > Default Programs > Set Associations.
- Select a file type in the list and click Change Program.
The .dr4 file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
d4, fr4, drt, dre, df4, sr4, dt4, drr, dr
Is it possible that the filename extension is misspelled?
Similar file extensions in our database:
- Dataphor Source Code
- Fractal Explorer Quaternion Spot
- Omnis Studio Database File
- SIR Procedure Definitions Data
- OMA DRM Rights Object XML
- CRBasic Source
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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