The attached screenshot below probably best "describes" the topic title.

BoneCraft - Video Settings.JPG

But basically, moving the sliders in the Video Settings window (that are circled together in red in the screenshot) each have a setting that appears blank, unlike the other slider settings that show whether the setting is set for HIGH/LOW/etc.

Screenshot was downsized a bit, but was originally taken from the game running at the resolution of 1920x1080 (full screen).