Making the graphics pleasing to the eye. Unfortunately, it conflicts with the mouse fix if you are a Windows 10 user. But you can play in windowed mode.

In Steam, do the following: Library -> DS2 -> Set launch parameters -> fullscreen=false width=1920 height=1080 (copy and apply).

Next, download the archive. Let's unpack. Transfer all files from the DS2ScureHD folder to the game folder. We confirm the replacement.