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Troubleshooting: Applications........................................................................................................................................................................... 215
BlackBerry Device Software............................................................................................................................................................................... 216
About updating the BlackBerry Device Software............................................................................................................................................... 216
Update the BlackBerry Device Software over the wireless network.................................................................................................................. 217
Return to or delete the previous version of the BlackBerry Device Software.................................................................................................... 217
Update the BlackBerry Device Software from a web site.................................................................................................................................. 217
Update the BlackBerry Device Software using the BlackBerry Desktop Software............................................................................................. 218
Troubleshooting: BlackBerry Device Software................................................................................................................................................... 218
Manage Connections.......................................................................................................................................................................................... 220
Manage Connections basics............................................................................................................................................................................... 220
Mobile network.................................................................................................................................................................................................. 222
Wi-Fi technology................................................................................................................................................................................................ 226
Bluetooth technology......................................................................................................................................................................................... 232
Power and battery.............................................................................................................................................................................................. 240
Turn off your device........................................................................................................................................................................................... 240
Set your device to turn on and turn off automatically....................................................................................................................................... 240
Reset the device................................................................................................................................................................................................. 240
Check the battery power level........................................................................................................................................................................... 240
Tips: Extending battery life................................................................................................................................................................................. 240
Memory and media cards................................................................................................................................................................................... 242
About media cards............................................................................................................................................................................................. 242
Supported media cards...................................................................................................................................................................................... 242
View the amount of available storage space on your device............................................................................................................................. 242
Turn off media card support.............................................................................................................................................................................. 242
Repair files stored on your media card or on your device................................................................................................................................. 242
About compression............................................................................................................................................................................................ 243
About file encryption.......................................................................................................................................................................................... 243
Turn on encryption............................................................................................................................................................................................. 243
Tips: Freeing and conserving storage space....................................................................................................................................................... 244
Troubleshooting: Storage and media cards........................................................................................................................................................ 245
Search................................................................................................................................................................................................................. 246
Search for an item.............................................................................................................................................................................................. 246
Set the types of items that are included in searches......................................................................................................................................... 246
Search for messages........................................................................................................................................................................................... 246
Message search criteria...................................................................................................................................................................................... 247
Do more with your message search results....................................................................................................................................................... 247
Search for text in a message, in a file, or on a web page................................................................................................................................... 248