Samsung Galaxy SII Benutzerhandbuch

3.  Enter the new password again and tap Confirm. 

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 

➔ Settings ➔ 

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. 

When enabled, password characters display briefly as you 
touch them while entering passwords. 

1.  From the Home screen, tap 

➔ Settings ➔ 

Security. 

2.   Tap Make passwords visible to create a checkmark and 

enable or disable the display of password characters. 

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. 

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