Hello I have bought the Dell Inspiron 6400 and under that I have installed the windows XP operating system. Everything on the system working fine without any issue sand recently I have upgraded the operating system from windows XP to windows 7. I have updated to windows 7 without any issue but after updating mine display not working perfectly and I am not able to view the display properly. Now I don’t what to do and how to get ride the issue. Can anyone suggest on this issue and so that I can solve mine issue.
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