It should not be shaken or shaken because water could move through the device, keep it off and not start pressing keys or buttons on the device.
What to do?
Try to remove both the SD and SIM from the slots, use a cloth or some paper towel.
Put it to charge for at least 15 or 30 minutes, charge it with another charger, try to do a “hard reset”.
1. (advisable for the user)
Go to main menu-> Settings -> Advanced system -> Reset options -> Clear all data (factory reset -> Delete all data -> Delete all data
2. (not advisable for the user)
The hard reset with the power and volume button is the least advisable, the phone is put in Recovery mode and if it is done incorrectly and / or the phone has a problem, it may not turn on again.
1) Turn off the device, press and hold «Volume up» key + «Power» key until LCD light turns on to enter recovery mode;
2) Press «Volume» key to select «Wipe data / factory reset» and press «Power» key to confirm
The phone is put in test or manual test mode, It will not damage the phone, but it is not advisable.
With the phone switched on, press the sequence * # 2886 # -> menu -> factory reset
Make a backup of the terminal if possible, and a hard reset of it.
You should not handle the equipment without technical knowledge.
The most common repairs are usually for broken screen, battery change, and change of chassis / back cover.
Make a backup of the terminal if possible and a hard reset of it.