u dont need to physically uninstall,

do it in control panel.

or u can update the driver first to see if it can fix it.

sometimes a corruption in the driver will cause this find of malfunction,

and the device manager will still show normal operation

所有跟帖： 

• Would you plese tell me how do I update the driver first in " c -weiyi- ♂ (70 bytes) () 11/16/2010 postreply 07:35:12

• 回复：Would you plese tell me how do I update the driver first in -gulala- ♀ (205 bytes) () 11/16/2010 postreply 10:12:51