galaxy s6 fell in the toilet as I was cleaning

logandufrene94 safe the rice for some cooking. It does no good in electronic repair. It is a big myth and is the equivalent to doing absolutely nothing. Remove the battery and do not charge or use your phone. It is time to disassemble your phone. Use these guides to work on your phone. Once you have it open and disassembled, clean everything with high grade (90%+) isopropyl alcohol and a soft brush to clean every part of your phone. Follow this guide to see how to properly clean it. It was written for an iPhone but it is still pertinent to your phone as well. You must remove all EMI shields for a proper cleaning. While you clean, pay good attention to see if there are any broken, burned or missing components. Of course the best way would be to use an ultrasonic cleansing if you have access to it. Clean the connectors on the board as well as on the cables. Once you have it properly cleaned, replace the battery then re-evaluate. Water damage is the hardest to troubleshoot since virtually any part may have failed. So even by taking all those steps, there is still a chance that it will not come back up. There is no way of getting any files of the phone unless it powers up. You can always consider sending it to places that have specialized in water damaged devices, but this will of course depend on where you are and the cost of it.