You need an Windows 7 installation ISO. There are many different ones that work but a good working image for English users is named en_windows_7_ultimate_with_sp1_x64_dvd_u_677332.iso and has the SHA1 hash of 36ae90defbad9d9539e649b193ae573b77a71c83.
hey gyzz plzz help me I have hp pavilion g4 and and I have installed windows 7 ultimate now it showing some error like video card hardware accelration driver not found and bluetooth driver also can anyone help me plzzzzzz? ??????? 2b1af7f3a8