@kelana71 you can watch a disassembly and reassembly here: http://www.youtube.com/watch?v=zm4f2XjQL... and there's also an ifixit guide rear facing camera: Samsung Galaxy S4の背面カメラの交換 front facing camera: Samsung Galaxy S4 フロントカメラの交換 @oryana21 I agree with oldturkey03, if you're up for it, disassemble your phone to see what's really going on. If cleaning the parts doesn't work, maybe try replacing the screen and digitiser?
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