there should be an android folder in your internal memory,just make a folder exactly like in the internal for the external then copy/cut the the files that is in the android(internal) to your external android folder(to its right location),about the camera thing I don't know that much about tablets,but you could maybe do this to connect your tablet in the pc,setting-developer options-usb debugging-check.If there is no developer option go to "about device/phone" then tap the "build number" 7 times After the third tap, you'll see a playful dialog that says you're four taps away from being a developer.then there will be developer options available