If you have a command line, try entering:
sudo dpkg-reconfigure xserver-xorg
This may bring you up into a series of windows that will allow you to manually configure your display. If it does, accept the defaults unless you know for certain they are wrong. Keep good notes and report back.
If you have a command line, try entering:
sudo dpkg-reconfigure xserver-xorg
This may bring you up into a series of windows that will allow you to manually configure your display. If it does, accept the defaults unless you know for certain they are wrong. Keep good notes and report back.