If The Screen Freezes; Regulatory & Safety - LG -UK750 User Manual

If the screen freezes

If the screen freezes or the device does not respond when you try to
operate it:
Press and hold the Power/Lock Key + Volume Down Key for about 10
seconds to reset your device. If it still does not work, please contact the
service center.
Regulatory & Safety
To view regulatory marks and related information on your device, go to
Settings > Regulatory & Safety.
Appendix 87