1. Disable. After you pulled the phone out of the water, it must be switched off immediately. Otherwise, a failure is a short circuit.
You should not shake the removed device because the water can penetrate deeper into the device. If you have the ability to immediately pull the battery out of the phone, immediately do it. If this is currently impossible, simply disconnect the power supply.
If the phone is dead in the fall, it is not worth more enable to test the functionality. Now you can forget about your phone for a few days.
2. To disassemble. You need to remove all otsoedinaut of your phone: memory card, back cover, SIM card, plug the headphone Jack, etc.. the main thing is not to overdo it. Don't forget that your wet phone, you need as much air as possible, and this requires holes.
3. Vacuum. If your vacuum cleaner has a nozzle with a narrow tip, this is the time to use it. Try to remove from your phone, as much moisture as possible. It is advisable to vacuum each hole for at least 5 minutes.
If you have a nozzle, you can use a hair dryer, but the air should be cold only. Otherwise, the hot flow will damage parts of your phone.
4. Allow it to dry. Next you need to put your phone in 48 hours in a deep bowl with rice. Rice perfectly absorbs moisture. If after this time you will find on your phone wet, leave it in the rice for another 1-2 days. If we can say that he is all right, you can try to turn it on.
If you have fulfilled all the items, then most likely your phone will work.