<html> <head> <style></style> </head> <body class='hmmessage'><div dir='ltr'> I purchased a Samsung monitor which advertises itself as having 1366*768 resolution but in fact it has 1360*768,when the Linux GUI appears we notice that some pixels are lacking on the right border,it is noticeable looking to some widgets,sliders etc.,I tried to put the following lines in <div>/etc/gdm/Init/Default:</div><div><br></div><div><div>xrandr --newmode "1360x768_60.00" 84.75 1360 1432 1568 1776 768 771 781 798 -hsync +vsync</div><div>xrandr --addmode "1360x768_60.00"</div><div>xrandr --output VGA1 --mode "1360x768_60.00"</div></div><div><br></div><div>when I do : #xrandr I get at the final lines of output</div><div>...</div><div>...</div><div>...</div><div>...</div><div><div>1360x768_60.00 (0x111) 84.0MHz</div><div> h: width 1360 start 1432 end 1568 total 1776 skew 0 clock 47.3KHz</div><div> v: height 768 start 771 end 781 total 798 clock 59.3Hz</div></div><div><br></div><div>It seems recognized but in Ubuntu monitors Preferences this Modeline is not an option,so,it appears</div><div>that in fact it is not recognized.Do I need to go through /usr/lib/X11/xorg.d/ and put there the new </div><div>Modeline using the same formatting we use with xorg.conf?and what do I need to put there? just the </div><div>line for the new Modeline or entire sections for device,screen,monitor as in xorg.conf.</div><div><br></div> </div></body> </html>