samsung g530h camera failed try muna sa easy step first go to setting tapos punta ka sa application manager then hanapin po si Camera click tapos click force stop then reboot nyo po ung phone.kung ganon pa dn try nio po itong firmware for camera failed talaga ito.https://drive.google.com/uc?id=0B4XxEe7u8TMteDRjSGF5YXdtYVU&export=download no password yan sir sana nakatulong.