Need help restoring 1024x768 resolution to 11.4 KDE 64bit

Can,t you set the disered resolution in kde-settings (personal-settings ~ display-monitor) ?

And also post ur xorg.conf or look if the line

Option “metamodes” “CRT-1: 1024x768 +0+0; 800x600 +0+0; 640x480 +0+0”

exists in section screen