>> OV4 file

OV4 file format description

Many people share .ov4 files without attaching instructions on how to use it. Yet it isn’t evident for everyone which program a .ov4 file can be edited, converted or printed with. On this page, we try to provide assistance for handling .ov4 files.

1 filename extension(s) found in our database.

.ov4 - MS-DOS Overlay Data

The OV4 data files are related to MS-DOS. OV4 file is a MS-DOS Overlay Data. MS-DOS is a computer operating system by Microsoft Corporation. The MS-DOS seems to be no longer supported.

Data files
- / -
ov1, ov2, ov3, ov5
MS-DOS Overlay Data related extensions:
MS-DOS Code Page Information
MS-DOS 7.0 System File
MS-DOS 11-pixel Screen Font
MS-DOS 12-pixel Screen Font
MS-DOS 13-pixel Screen Font
MS-DOS 16-pixel Screen Font

Naturally, other applications may also use the .ov4 file extension. Even harmful programs can create .ov4 files. Be especially cautious with .ov4 files coming from an unknown source!

Can't open a .ov4 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 .ov4 file extension is often given incorrectly!

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

oc4, od4, ov, ove, ovr, ovt

Is it possible that the filename extension is misspelled?

Similar file extensions in our database:

Overture Musical Score
The Overlay Maker Overlay
OpenCanvas 4 Event
Omnis Studio Database
OrgPlus Chart
OpenInsight Overflow Data

Operating systems 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

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

If you have useful information about the .ov4 file format, then write to us!

Please help us by rating this page below.

3/5 based on 19 reviews.
Thanks for rating!
Invalid rating.