Don't Hang it Out to Dry: How to Quickly Fix a Wet iPhone
2. How to save a wet iPhone: Disconnect from the power source and power off. If your phone was plugged in while taking the dive, unplug it. If it’s turned on, turn it off. Even if your iPhone is in sleep mode, wake it up just to turn it off. Once your iPhone is off, don’t be tempted to restart it.
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