: A full installation requires approximately 55GB of free space.
: Use a tool like HxD or Notepad++ with a Hex Editor plugin to open the .exe .
If you are moving from a base version of the game to the Director's Cut and encounter issues like "save data is corrupted," you may need to manually patch the executable as described in community guides on Reddit :
: Create a copy of the ds.exe file from your installation folder.