Abaixo detalhes do patch versão 1.0.3.0 para o game Grand Theft Auto IV.

  Graphics:
  # Interior Lights for ATI 1900 series cards:
        * All light sources appear for users with 1900 series ATI cards. (ie. Pool Mini Game)
        * ALT-TAB fixed

  # Graphics Settings:
        * Added menu option " OFF " for Reflection quality
        * Added menu option " OFF " for Shadow quality

  Performance:
  # Physics optimizations to improve situations with heavy physics calculations (ie. 32 player races)
  # Graphical Performance Optimizations

  Multiplayer:
  # NAT Type detection
        * Detect if user has a " strict " NAT and displays message for user

  # Voice chat is received even if your microphone is turned off

  Controls:
  # Keyboard / Mouse
        * Remapping restrictions removed
        * Allow Enter, Backspace, and Arrow keys to be remapped by user
        * Allow multiple mouse buttons to be mapped

  # Enable/Disable DirectInput in Menu
        * Users can now activate/deactivate Direct Input devices from "Controls" menu.
        * If commandline "-usedirectinput" is active, it will override pause menu setting.

  # Use 2 direct input devices simultaneously (ie. Wheel and Gamepad)
        * Users can now use 2 different controllers at once, including 1 XInput and 1 Direct Input device.

  # Added more Direct Input / XInput device support
        * Saitek P380/P480/P580/P990
        * Saitek PS1000/PS2700/P3200/P3600
        * Gravis Eliminator Shock gamepad

  Security:
  # Detect modified files and prevent users from entering multiplayer if found
        * Game will prompt with a message after blocking user with modified data files from entering multiplayer
        * Should prevent multiplayer access from cell phone and GFWL join in progress

  Video Editor:
  # Scroll Bar improved response
        * Tweaked to respond better to keyboard inputs

  # Sped up load times for users with many clips