Samsung Galaxy Mega Manuale Utente

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Tip: Make sure your battery is charged more than 80 percent. 
Encryption may take an hour or more. 
Set up SIM card lock 
Prevent another user from using your SIM card to make 
unauthorized calls or from accessing information stored on 
your SIM card by protecting the information using a PIN code. 
When enabled, your phone will ask for a PIN number each
time you use the phone. Using this option you can also  
change your SIM PIN number.  
1.  From the Home screen, tap 
More
More 
More
More
(Apps) ➔ Settings ➔ 
(More tab) ➔ Security
2.  Tap Set up SIM card lock
3.   Tap Lock SIM card, enter your SIM PIN code, then tap 
OK
Note: You must activate Lock SIM card before you can change 
your SIM PIN code. 
4.   Tap Change SIM PIN
5.   Enter your old SIM PIN code and tap OK
6.  Enter your new SIM PIN code and tap OK
7.  Re-type your new SIM PIN code and tap OK
Make passwords visible 
When enabled, password characters display briefly as you 
touch them while entering passwords. 
1.  From the Home screen, tap 
More
More 
More
More
(Apps) ➔ Settings ➔ 
(More tab) ➔ Security
2.   Tap Make passwords visible to create a checkmark and 
enable or disable the display of password characters. 
Device Administrators 
The Device Administration feature allows you to select one or 
more administration applications that control your device for 
security purposes (for example, if your phone is lost of 
stolen). These applications enforce remote or local device 
security policies. 
Some of the features a device administration application
might control are:  
Setting the number of failed password attempts before the
device is restored to factory settings.  
• 
Automatically locking the device. 
• 
Restoring factory settings on the device. 
Changing Your Settings 
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