Assassins Creed IV Black Flag Not Launching [Solved]

Many of the problems with games launching happen because of improper installation. Check, if there was any error during installation, try deleting the game and run the installer again, but before install don’t forget to disable antivirus – it may often mistakenly delete files during installation process. It is also important to remember that the path to the folder with a game should contain only Latin characters and numbers.Assassins Creed IV Black Flag  Not Launching [Solved]

Assassins Creed IV Black Flag  Not Launching [Solved]


You also have to check whether there is enough space on the HDD for installation. You can also try to run the game as an administrator in compatibility mode with different versions of Windows.

Assassins Creed IV Black Flag  Not Launching [Solved]

  1. Right click on Assassins Creed IV Black Flag and select properties.
  2. Go to the tab Local Files then click Verify Integrity of Game Cache…
  3. Once this is completed on the same tab click Browse local files…
  4. This should now open a folder with all the games files
  5. Scroll down until you find AC4BFSP
  6. Right click on the file and select troubleshoot compatibility
  7.  A new pop up will appear click try recommended settings
  8.  It will then confirm that settings have been applied; Stating
  9. Settings Applied:
  10. Windows compatibility mode: Windows xp (Service Pack 2)
  11. You can now click the Start the program… button that is on that interface to see if the game works
  12. You may have to allow the program to make changes to the computer click yes
  13. The game should now launch

I hope that this method works for you and that you can now play the game! Make sure that the game files are not missing or corrupt

Assassins Creed IV Black Flag  Not Launching

If any of the game files is missing or corrupt, then the game will not launch. You will need to check that all of the files are functioning properly, using the following steps:

  •     Launch Steam and open the game library
  •     Right-click on Assassin’s Creed from the list of games and select Properties
  •     Go to the Local Files tab and select Verify integrity of game files
  •     This process will take some time depending on the specifications of your computer
  •     Try to run your game when the scan is done
  •       If the issue is not still resolved, then go to the game’s directory and delete these files:
  1.     AC4BFSP.exe
  2.     DataPC.forge
  3.     DataPC_patch.forge


Check the integrity of the game files once again and try launching the game to see if it works

Run the game as administrator

  •     Locate the game’s shortcut and Right-click it.
  •     Choose Run as administrator from the menu.
  •     Start the game and see if the problem persists.


If the problem still persists, you might be able to solve it simply by running the game as an administrator.

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