DF4 file format description
Many people share .df4 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .df4 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .df4 files.
1 filename extension(s) found in our database.
.df4 - Omnis Studio Database File
The DF4 development files are related to Omnis Studio. DF4 file is an Omnis Studio Database File. Omnis Studio is a rapid application development (RAD) tool that allows programmers and application developers to create enterprise, web, and mobile applications for Windows, Linux, and Mac OS X personal computers and servers across all business sectors.
- Omnis Studio
- Development files
- - / -
- Omnis Studio Database File related extensions:
Naturally, other applications may also use the .df4 file extension. Even harmful programs can create .df4 files. Be especially cautious with .df4 files coming from an unknown source!
Can't open a .df4 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 .df4 file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
rf4, df, dft, d4, dv4, dr4, dfr, db4, wf4, f4, dt4, dfe, dc4
Is it possible that the filename extension is misspelled?
Similar file extensions in our database:
- Solid Edge Draft Document
- OpenEdge ABL Data Definition
- SmartWare Communications Runtime Project
- SmartWare Transact Definition File
- Paradox Table Filter
- EES Default Information
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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