: Ensure you are running the game as an Administrator . If it still fails, check that your antivirus isn't blocking the game from writing to your "Documents" folder.
: If the game won't start due to a missing .dll (e.g., msvcp140.dll ), install the DirectX End-User Runtimes and the Visual C++ Redistributable packages. Little.Nightmares.II-CODEX.rar
If you are on an older OS, you can right-click the .iso and extract its contents using WinRAR/7-Zip instead. : Ensure you are running the game as an Administrator
Right-click Little.Nightmares.II-CODEX.rar and select or Extract to Little.Nightmares.II-CODEX/ . Little.Nightmares.II-CODEX.rar
Open the folder located inside the extracted ISO/folder.