Why isn't my GoPro camera not shooting clear videos?

I have the GoPro hero 3 black edition. At first it worked awesome, the videos were super clear at 1080p. But out of no where it is just not as clear anymore. Yes I've cleaned the lens with a lens cleaner. Does anyone else ahem this problem. Ive only had it for a few months. On the photo the top one was when i had recently got it, and the bottom was yesterday.


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