User guide

Troubleshooting: Applications........................................................................................................................................................................... 228
BlackBerry Device Software............................................................................................................................................................................... 229
About updating the BlackBerry Device Software............................................................................................................................................... 229
Update the BlackBerry Device Software over the wireless network.................................................................................................................. 230
Return to or delete the previous version of the BlackBerry Device Software.................................................................................................... 230
Update the BlackBerry Device Software from a web site.................................................................................................................................. 230
Update the BlackBerry Device Software using the BlackBerry Desktop Software............................................................................................. 231
Troubleshooting: BlackBerry Device Software................................................................................................................................................... 231
Manage Connections.......................................................................................................................................................................................... 233
Manage Connections basics............................................................................................................................................................................... 233
Mobile network.................................................................................................................................................................................................. 235
Wi-Fi technology................................................................................................................................................................................................ 239
Bluetooth technology......................................................................................................................................................................................... 245
Power and battery.............................................................................................................................................................................................. 253
Turn off your device........................................................................................................................................................................................... 253
Set your device to turn on and turn off automatically....................................................................................................................................... 253
Reset the device................................................................................................................................................................................................. 253
Check the battery power level........................................................................................................................................................................... 253
Tips: Extending battery life................................................................................................................................................................................. 253
Memory and media cards................................................................................................................................................................................... 255
About media cards............................................................................................................................................................................................. 255
Supported media cards...................................................................................................................................................................................... 255
View the amount of available storage space on your device............................................................................................................................. 255
Turn off media card support.............................................................................................................................................................................. 255
Repair files stored on your media card or on your device................................................................................................................................. 255
About compression............................................................................................................................................................................................ 256
About file encryption.......................................................................................................................................................................................... 256
Turn on encryption............................................................................................................................................................................................. 256
Tips: Freeing and conserving storage space....................................................................................................................................................... 257
Troubleshooting: Storage and media cards........................................................................................................................................................ 258
Search................................................................................................................................................................................................................. 259
Search for an item.............................................................................................................................................................................................. 259
Set the types of items that are included in searches......................................................................................................................................... 259
Search for messages........................................................................................................................................................................................... 259
Message search criteria...................................................................................................................................................................................... 260
Do more with your message search results....................................................................................................................................................... 260
Search for text in a message, in a file, or on a web page................................................................................................................................... 261