Dry your battery and remove it for few minutes and put it back and charge it until its full. Try to check your power/battery options _________________________________________________________________________________ we think that the best way to fix this issue would be to reset your device. '''Warning:''' Resetting your phone will delete all data stored on the device, including apps, calendar data, email accounts, and settings. To reset the device, follow these instructions: # Open the Settings application. # Tap on the Device Information button. # Tap on the More Information button. # Tap on the Reset phone button. # Tap OK to continue or Cancel to cancel. We hope that this fixed the issue you were having. Please report back to us if this helped! Thank you!