Fallout 4 Full Screen Problem Fix

 If you’re having problems making the game full screen in Fallout 4, you can fix this problem by adding a few lines of code to the game’s ini file.

To do this:

  •  Close Fallout 4 if its open.
  • Go to your system disk.
  • Navigate to Users > Your Windows Username > Documents > My Games > Fallout 4 folder.
  • There must be a file named “prefs.ini“. Open it.

Add following lines to prefs.ini file:

bMaximizeWindow=1
bBorderless=1
bFull Screen=0
iSize H=1080
iSize W=1920

save the file and exit.

This should fix your full screen problem in Fallout 4. Open the game to test it.

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