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My little brother left his Cup of water on the floor and I left my 3DS on over the Front Screen then Water spilled on the floor and got into the 3DS Eveything works except for the A,B,X,Y Buttons on the Right.Some times it works but then it doesn’t Please Help!! :(
The device is water damaged. You should follow iFixit’s guide on repairing the device with water damage. Be careful when using it through, if there is water on the battery, IMMEDIATELY remove the battery. Electronics Water Damage