Answer to: Is it possible to fix my tablet after being dropped in water?It is possible. First identify what is not working that did before, such as sound, display, etc... Turn off your device open your tablet carefully. It is possible that some of your tablets components may have water. Attempt to dry out the components either by using a cloth or even a hair dryer. If the problem persists you may have to replace the part that is not working.
Answer to: Why won't my device charge?If you're device is not charging after trying to charge it on multiple functional outlets, it is possible you have a bad battery, or it may be that a wire is lose inside your device. Open your device carefully and look on the circuit board for the word BAT in small print, with a negative and positive wire connected to it. If the wires are connected to the circuit board, check the charging port (where you would connect the charger to the tablet) which should be on the edge of the circuit board and see if there is anything lose or missing. If everything looks fine it is likely you will have to replace the battery of your device.
Answer to: Why won't my navigation buttons work?This is a common problem when the tablet has a magnetic cover. Just remove the cover and restart your tablet. If the problem persists, carefully open the tablet and check for lose wires or cables.