AR3 file format description
Many people share .ar3 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .ar3 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .ar3 files.
1 filename extension(s) found in our database.
.ar0 - MyDOS Ramdisk Image
The AR0 data files are related to MyDOS. AR0 file is a MyDOS Ramdisk Image. MYDOS is an alternative DOS for Atari 8-bit computers. The MyDOS seems to be no longer supported.
Naturally, other applications may also use the .ar3 file extension. Even harmful programs can create .ar3 files. Be especially cautious with .ar3 files coming from an unknown source!
Can't open a .ar3 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 .ar3 file extension is often given incorrectly!
According to the searches on our site, these misspellings were the most common in the past year:
a3r, ad3, af3, ar, are, arr, arw, at3, wr3
Is it possible that the filename extension is misspelled?
Similar file extensions in our database:
- WRaptor Compressed Archive
- Infinity Engine Area Contents
- Remedy ARS Report
- Alan v3 Resource File
- Cubase VST Arrangement Data
- 3-bit ADPCM Compressed Audio
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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If you have useful information about the .ar3 file format, then write to us!