Samsung SM-T217AZKAATT 用户手册

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页码 191
Locking the Device Manually 
•  Press the 
Power/Lock Key
Unlocking the Device 
1.  Press the 
Power/Lock Key
The Lock screen displays. 
2.  Swipe across the screen as shown. 
The last screen you accessed displays. 
Tip: Touch one of the app shortcut icons and then swipe to 
launch that application. 
Note: You can customize the Lock screen and set the type of 
Screen Unlock you want to use (Swipe, Face unlock, 
Face and voice, Pattern, PIN, Password, or None). For 
more information, refer to “Lock Screen”  on page 129. 
Troubleshooting 
If your device has fatal errors, hangs up, or freezes, you may 
need to reset the device to regain functionality. 
• 
If your device is frozen and unresponsive, press and hold the
Power/Lock Key for 8 to 10 seconds.  
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