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Open BAK File

Backup file definition and linked programs information.

How to open Bak File

File extension bak is used by following file type(s):

file type description:
Backup file - common and mostly used .bak file type
The BAK File extension is for a long time used for backup files. Generally .bak file is a backup of original file, when the original extension is renamed to bak. So, to restore original file, rename file to its original extension, if you know it, that is.