I buy this HP Pavilion dv4-1155se laptop in last month and now I seen one problem onto it. Actually it doesn’t give any problem but I want to do some action onto it. The problem is that one mute button present about the keyboard of this laptop. This button always glow red color and it never shows a white color. Windows vista present on my system. Then please help me that this is an bug of the laptop or not.
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