When mobile is in pocket while running it get automatically screen unlocked..its irrelevant because sensers are so sensitive that it suddenly unlocked screen in pocket and calling done or music play or any function operating...
So myself switch off the double tap screen unlocked option off..and also power button scrolling notification panel option made off as it also disturb and operating irrelevant while operating phone...
Please register your concern in Samsung Members Application (Open Samsung Members Application > Get help > Send Feedback > Error report/Ask questions).
