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Protect
To pin a screen, open the app you want to pin, touch and 
hold Overview  , and scroll up. Tap  .
To unpin the screen, touch and hold Back   and Overview   
at the same time. 
SIM card lock
Caution: If you enter an incorrect SIM PIN code three times, 
your phone locks your SIM card and asks for your PIN unlock 
code. Contact your service provider for your PIN unlock code.
You shouldn’t need to use this feature, but to set a SIM card 
PIN that you must enter when you turn on your phone, tap 
Apps  >  Settings > Security > Set up SIM card lock 
> Lock SIM card.
To set your SIM PIN, enter a 4-digit code. To change your code, 
choose Change SIM PIN.
Encrypt your phone
Caution: If you forget your encryption code, you cannot 
recover the data stored on your phone or memory card. 
Encrypting your files can take an hour or more. Leave your 
phone plugged in, and be careful not to interrupt the process.
Encryption protects the accounts, settings, apps, and files on 
your phone, so that people cannot access them if your phone is 
stolen.
You shouldn’t need to use this feature, but to encrypt your 
phone and require a PIN or password whenever you turn on 
your phone, tap Apps   >   Settings > Security > Encrypt 
phone
.
Backup & restore
Find it: Apps  >  Settings > Backup & reset> Back up my 
data
, then tap the switch to turn it on
Your Google account data is backed up online. If you reset or 
replace your phone, just log in to your Google account to 
restore the contacts, events, and other details you synced with 
the account. 
To restore backed up data when reinstalling an app, tap 
Apps  >  Settings > Backup & reset> Automatic restore.
To choose what syncs with the account, tap Apps   
>  Settings > Accounts > Google, tap your Google account, 
and check things to sync. 
Note: Text messages, call logs, and items stored on your phone 
will not be restored. To restore your Google Play Store apps, 
see “Take care of your apps”.
Reset
To reset your phone to factory settings and erase all the data on 
your phone, tap Apps   >   Settings > Backup & reset 
> Factory data reset > RESET PHONE.
Warning: All downloaded apps and user data on your phone 
will be deleted. Data in the cloud will not be deleted.
Stolen phone? 
Your phone has Android Device Manager. You can remote lock 
or reset your device to protect your device from thieves. For 
details, see www.google.com/android/devicemanager.
Protect
   Quick start: Protect your phone
   Screen lock
   Screen pinning
   SIM card lock
   Encrypt your phone
   Backup & restore
   Reset
   Stolen phone?