The File Extensions Database

.ABK File Extension

  • Category: Backup Files
  • Format: Binary

What is an .ABK file?

.ABK is Automatic Backup File

Backup file created by various programs, including CorelDRAW, Ability Office Write, and PrintMaster Gold; contains a backup of the a currently opened document or project; used to recover program data in the event of a computer crash or file corruption.

NOTE: ABK files typically are not meant to be opened directly. Typically, the program that created them will guide users in the process of recovering any lost data.

Programs that open Automatic Backup File
CorelDRAW Graphics Suite 2018
Broderbund PrintMaster v8 Platinum
File Type 2 Arena Opening Book File
Developer by: Martin Blume Category: Game Files Format: Binary

File used by Arena, a freeware graphical user interface used by chess engines; contains "opening book" moves, which store opening strategies for an artificial intelligence player; may contain millions of predefined moves.

ABK files are used to reduce the computational expense of determining optimal strategies for the first several moves of a chess game.

File Type 3 Need for Speed Underground Audio File
Developer by: Electronic Arts Category: Game Files Format: Binary

Audio File used by Need for Speed Underground (NFSU), a car racing game; contains game speech, music, and other sound files; used to play sound effects and music during gameplay.

Programs that open Need for Speed Underground Audio File
Electronic Arts Need for Speed: Underground

How to solve problems with ABK files

  • Associate the ABK file extension with the correct application. On :
    Windows: Right click on any ABK file and then click "Open with" > "Choose another app". Now select another program and check the box "Always use this app to open *.ABK files". Mac: Right click (or Ctrl-click) the ABK file, then click "Open with" > "Other...". Then choose another program and check the "Always Open With" box. Linux: Right click on the file, and select "Open with" and choose another program. iPhone: Tap the file. If you do not see an app to open the file, then tap Share "Share" and choose an app. Alternatively, save the file. Then open the Files app Files app. There long-press on the file, then release your finger. You will see a black menu bar. Then tap "Share" and select an app. Android: Tap the Settings icon on your smartphone, then tap on the Apps section. There tap the Options icon in the top right-hand corner of the screen to change the default apps.
  • Update your software that should actually open .ABK is Automatic Backup File. Because only the current version supports the latest ABK file format. Search, therefore, e.g. on the N/A manufacturer website after an available .ABK is Automatic Backup File update.
  • To make sure that your ABK file is not corrupted or virus-infected, get the file again and scan it with antivirus software.