I have been using a desktop computer which was running with windows 7 and now i have upgraded my operating system to windows 7. Right after the installation of windows 7 i am facing a weird problem i am using an LG LCD and this lcd is not working correctly because i wanted to set the refresh rate to 60 but i am not allowed to do so please help me so that i can get rid of this issue. what is the problem is there any sort of hardware failure in my system or the LCD.
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