Grand Theft Auto IV patch download

Rockstar Games has today released a patch for the PC version of Grand Theft Auto IV which fixes a few known issues.

Updated automatically via Steam the update includes:

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


• Scrolling signboards


• Activate missing scrolling signboard text (ie. highway signs, Star Junction, Clock Tower Sign)

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
• Detect modified / non-original game launcher
• Prevent game from Launching if modifed/non-original game launcher is found