Set your device to turn on and turn off automatically........................................................................................................................................................................... 327
Reset the device......................................................................................................................................................................................................................................... 327
Check the battery power level.................................................................................................................................................................................................................. 327
Extend battery life...................................................................................................................................................................................................................................... 327
Format the device memory or a media card........................................................................................................................................................................................... 328
View the amount of available memory.................................................................................................................................................................................................... 328
Best practice: Conserving memory on your device................................................................................................................................................................................ 328
The application memory on my device is low......................................................................................................................................................................................... 329
SIM card...................................................................................................................................................................................................................................................... 330
About the SIM card phone book............................................................................................................................................................................................................... 330
Add a contact to your SIM card................................................................................................................................................................................................................ 330
Copy contacts from your SIM card to your contact list......................................................................................................................................................................... 330
Copy a contact from your contact list to your SIM card........................................................................................................................................................................ 330
Change a SIM card contact...................................................................................................................................................................................................................... 331
Delete a SIM card contact........................................................................................................................................................................................................................ 331
Store SMS text messages on your SIM card........................................................................................................................................................................................... 331
About SIM card security............................................................................................................................................................................................................................ 332
Protect your SIM card with a PIN code................................................................................................................................................................................................... 332
Change the SIM card PIN code................................................................................................................................................................................................................ 332
Change the display name for a phone number...................................................................................................................................................................................... 332
Security........................................................................................................................................................................................................................................................ 333
Security basics............................................................................................................................................................................................................................................ 333
Password keeper........................................................................................................................................................................................................................................ 335
Encryption................................................................................................................................................................................................................................................... 338
Memory cleaning........................................................................................................................................................................................................................................ 340
Certificates.................................................................................................................................................................................................................................................. 342
PGP keys..................................................................................................................................................................................................................................................... 350
Certificate servers...................................................................................................................................................................................................................................... 356
Key stores.................................................................................................................................................................................................................................................... 358
Smart cards................................................................................................................................................................................................................................................. 361
Software tokens.......................................................................................................................................................................................................................................... 365
VPN settings............................................................................................................................................................................................................................................... 365
About security self-tests............................................................................................................................................................................................................................ 367
Verify security software............................................................................................................................................................................................................................. 367
Third-party application control................................................................................................................................................................................................................ 367
Troubleshooting security........................................................................................................................................................................................................................... 371
Security........................................................................................................................................................................................................................................................ 372
Security basics............................................................................................................................................................................................................................................ 372
Password keeper........................................................................................................................................................................................................................................ 374
