![background image](http://html1.mh-extra.com/html/samsung/sm-f900u/sm-f900u_user-manual_4750801025.webp)
#BTJDT
Icon
Meaning
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#BUUFSZQPXFSMFWFM
Lock screen
Locking and unlocking the screen
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Settings
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Lock screen & security
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Screen lock type
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