I tried installing GTA IV both in windows xp x34bit and windows 7 x64 bit.... For Windows xp x34 bit, it worked great without any problems... even while patching the game the game is detectable... But for WINDOWS 7 PRO x64 bit, i got several problems.
INSTALLER PROB :
Fixed via other ppl's...
ati 5870
compatibility
error messages
errors
game detection
game issues
gaming
gta iv
installation
installer
lagging
patches
performance
registry
rockstar games
socialclub
support
troubleshooting
windows 7
windows xp
