If your smartphone has stopped responding to the team, simply say "hung", it needs to be rebooted. The cause of such a phenomenon may be a software, hardware failure.
1
Try to make a soft reset. To do this, press and hold some time in a row "Home" button, the lower volume button (Volume Down). They are located on the sidebar of the smartphone. After about 10 seconds you will feel the characteristic vibration, and the phone will begin to reboot. This method of reboot is used when the smartphone does not respond to commands or not loaded.
2
Try to reset the phone settings to this method. Open the Settings menu, System (About), select "Reset Phone Settings". Such actions will be returned by the factory settings of the phone, rebooting it.
3
If you restart the phone does not work, apply a rigid reboot. Press the power button simultaneously (POWER), the bottom volume button (Volume Down), the chamber. When the smartphone is lying, release the power button, and the rest continue to hold for another 5 seconds. Just in case, take care of creating a backup of the data, although it is believed that with such a reset, the user data is saved. This method of rebooting is not specified in the manual of using the smartphone, so be careful, you risk at your own discretion.
If it is not possible to solve the problem that occurred does not work, take your smartphone to the service center, where professionals will be examined.
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