: You almost certainly need DSfix to unlock resolutions higher than 720p, fix the 30fps cap (allowing 60fps), and enable borderless windowed mode.
: Files should typically be extracted into the game's DATA folder, usually found at ...\SteamApps\common\Dark Souls Prepare to Die Edition\DATA . File: DARK.SOULS.Prepare.To.Die.Edition.v1.1.zi...
: It is no longer available for purchase on Steam as it was replaced by the Remastered version, making existing files or physical copies rare. 2. Essential Technical Setup : You almost certainly need DSfix to unlock