.OV4 File Extension
- Developer by: Microsoft Corporation
- Category: System Files
What are .OV4 files and how to open them?
Can't open .OV4 file? Are you wondering what it contains? On our site we will explain to you what this file is, what it is used for and what software opens the .OV4 file.What is a .OV4 file extension?
.OV4 file extension is created by Microsoft Corporation. .OV4 has been classified as System Files.
.OV4 is Overlay data
The ov4 file extension is mainly related to DOS overlay files. When running in a 640K MS-DOS machine, all program code may not fit into available memory at the same time.
To overcome this memory limitation, most large programs use overlays. An overlay is a portion of the program code that shares memory for its code with other code modules. (part of program to be loaded when needed), program code for DOS.
.OV4 file format is deprecated and this file format is no longer supported.
Currently, .OV4 file type is not actively used and is obsolete. This usually happens with system files in older operating systems, files from long-discontinued software, or with previous versions of some file types (documents, projects, images, etc.) that were replaced in later versions of the original programs.