Samsung SM-J5108 User Manual

Also see for SM-J5108: User manual

Basics27Lock screenPressing the Power key turns off the screen and locks it. Also, the screen turns off andautomatically locks if the device is not used for a specified period.To unlock the screen, press the Power key or the Home key and swipe in any direction.You can change the way that you lock the screen to prevent others from accessing yourpersonal information.On the Apps screen, tap Settings → Lock screen and security → Screen lock type, and thenselect a screen lock method. The device requires an unlock code whenever unlocking it.If the unlock code is forgotten, take the device to a Samsung Service Centre to reset it.PatternDraw a pattern by connecting four dots or more, and then draw the pattern again to verify it.Set a backup PIN to unlock the screen when you forget the pattern.PINA PIN consists of numbers only. Enter at least four numbers, and then enter the passwordagain to verify it.PasswordA password consists of characters and numbers. Enter at least four characters includingnumbers and symbols, and then enter the password again to verify it.