| .BAK is a file extension that is used to refer to BacKup files. A backup file is a copy of the original file, but with a different file extension (in this case it is .BAK). To restore the original file, edit or rename the file name and remove the .bak part.
What programs create files with extension BAK?
Many programs automatically produce files with the extension BAK. These programs are creating backup copies of already existing files by using this BAK mechanism. MS Windows itself creates BAK Files for some INI (initialization) files, automatically. |