Graphics settings High and Very High
Steps
Close down your game.
Search in windows for: %appdata%
This should bring you to the folder "Roaming" ( Users > "name" > AppData > Roaming ).
Click "The Creativ Assembly" > Empire > scripts.
Click the "preferences.script"
find gfx_video_memory 0
change to gfx_video_memory 536870912
Save preferences.script
Done.
Settings for High Graphics and Very High should now be unlocked in your game.

This also works for Napoleon: Total War.
Search in windows for: %appdata%
This should bring you to the folder "Roaming" ( Users > "name" > AppData > Roaming ).
Click "The Creativ Assembly" > Empire > scripts.
Click the "preferences.script"
find gfx_video_memory 0
change to gfx_video_memory 536870912
Save preferences.script
Done.
Settings for High Graphics and Very High should now be unlocked in your game.
This also works for Napoleon: Total War.
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