xorg.conf – when Ubuntu is not detecting your monitor correctly

1. touch /etc/X11/xorg.conf

2. open file and paste this:

Section "Monitor"
Identifier "Monitor1"
Vendorname "Generic LCD"
Horizsync 31.5-48.0
Vertrefresh 56.0-65.0
EndSection

Section "Screen"
Identifier "Screen1"
Monitor "Monitor1"
Subsection "Display"
Modes "1024x768" "800x600"
EndSubsection
EndSection

3. save & restart xorg

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