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Blackberry REX41GW manual My smartphone responds slowly or freezes

Models: REX41GW

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User Guide

BlackBerry Device Software

My smartphone responds slowly or freezes

Try the following actions:

•Close unused applications.

•Free some of your application storage.

•Update your BlackBerry Device Software.

•Remove and re-insert the battery. For more information about inserting the battery, see the printed documentation that came with your BlackBerry smartphone, or visit www.blackberry.com/docs/smartphones and see the Start Here guide for your smartphone.

Related information

Tips: Freeing space to optimize your smartphone's performance, 48

View the amount of available storage space on your smartphone, 286

Close an app so that it is not running in the background, 233

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Blackberry REX41GW manual My smartphone responds slowly or freezes

Contents

User Guide Published 2012-09-18 SWD-20120918140010717 Contents 128 213 244 294 Getting started Your smartphone Quick HelpRemove the battery door Insert the SIM card Insert the battery New in BlackBerryInsert the media card Parental Controls Wi-Fi callingVoice enabled search FM RadioTouch-free call answering About switching BlackBerry smartphonesBluetooth enhancements Home screen customizationTrackpad Visit the Setup applicationAbout BlackBerry ID Important keysSend End/PowerVolume/Mute EscapeKeyboard Flashing LED color descriptionsApplication icons SetupPower and lock IconsInstant messaging ApplicationsMedia Social networking and mobile purchasing BlackBerry Device Software updatePersonal organizer FilesHome screen icons GamesBattery power level icons Message inbox iconsTyping icons Video camera Phone iconsCalendar icons Camera iconsYour Home screen Add a shortcut to your home screen or Favorites panel Show or hide a home screen panelShow, hide, or find an application icon Set the number of icons that appear on the home screen Change where apps that you download appearMove an application icon Change themesClick Display Message on Lock Screen Feature availabilityChange what happens when you type on the Home screen Add a message that appears when your smartphone is lockedWireless network Find more informationRegion Set up an email address Popular topicsAdd or change your email signature Transfer files to and from your smartphone About downloading apps with the BlackBerry App WorldPress the key Copy All To Contacts About using your smartphone as a tethered modemCopy contacts from your SIM card to your contact list Change your ring tone, notifiers, reminders, or alertsLock or unlock your smartphone Turn on or turn off airplane modeKey Show All Tips Managing indicatorsPopular tips Tips Finding appsTips Doing things quickly Tips Updating your softwareKey Mark as Favorite Tips Extending battery lifeDelete Original Text Battery Saving Mode when battery power level is lowClick the Options icon Device Software Updates Icon. Click Change Sounds and AlertsTips Keeping your information safe Key Memory UseChange the Image Size or Video Format field Key Phone Ring Tones Click Security PasswordShortcuts Phone Click Security EncryptionShortcuts Typing with the physical keyboard Camera and video camera Shortcuts MediaAudio and video files PicturesCant make or receive calls Common troubleshootingCant send messages Im not receiving messagesScreen turns off Forget my smartphone passwordEmail messages arent reconciling over the wireless network Organizer data isnt synchronizing over the wireless networkCant pair with a Bluetooth enabled device Media player screen closes Tips Doing things quickly Tips and shortcutsTips Extending battery life Tips Finding apps Key Memory Use Tips Freeing space to optimize your smartphones performance Tips Updating your software Tips Keeping your information safeKey Options Message Display and Actions Tips Managing indicators Shortcuts Phone Shortcuts Messages A messageYour message inbox Shortcuts Files and attachments Move around your message inboxA spreadsheet A presentation Shortcuts Typing with the physical keyboardShortcuts Media Shortcuts Browser Shortcuts Search On a webpageMove around a webpage Shortcuts Calendar Cant use a shortcut Troubleshooting ShortcutsHow to Phone PhonePhone at a glance Phone icons Answer or end a call Phone basicsFind your phone number Make a callChange your ring tone, notifiers, reminders, or alerts Answer a second callPlace a call on hold Dial using numbers or lettersSwitch applications during a call Mute a callMake an emergency call About using a headsetAbout emergency calls and Emergency Callback Mode Emergency callsImprove sound quality during a call VolumeAdjust the volume Change the default volume for callsChange the contact that is assigned to a speed dial key Set up speed dial for a contactSpeed dial Call waiting, call forwarding, and call blockingPress the key Options Call Forwarding About call forwardingStart or stop forwarding calls Add, change, or delete a call forwarding numberBlock or stop blocking calls Change the call blocking passwordFixed dialing and smart dialing About call blockingPress the key Options FDN Phone List Turn on fixed dialingAdd, change, or delete a contact in your fixed dialing list About smart dialingAbout conference calls Set the default country code and area codeConference calls Set options for dialing extensionsDisconnect a contact from a conference call Make a conference callCreate a phone number link for a conference call Speak privately with a contact during a conference callSend a call log Call logsLeave a conference call About call logsAbout multiple phone numbers Multiple phone numbersAdd, change, or delete call log notes View or hide call logs in the Messages applicationSwitch the active phone number Phone optionsTurn on or turn off dialing from the lock screen Change how you answer or end calls with the holster Hide or display your phone number when you make callsPress the key Options In-call Settings Turn off the prompt that appears before you delete itemsAbout TTY support Reset a call timerPress the key Status Last Call or Total Calls Clear Timer Change how you answer calls with a headsetSet up your voice mail Set up automatic dialing for voice mail accessVoice mail Troubleshooting Phone Some features arent available on my smartphoneCheck your voice mail Feature availability Cant change the number of times that my smartphone rings Click Device Advanced System Settings SIM CardCant check my voice mail Cant block callsCant make calls using a voice command My headset makes calls instead of my smartphonePress the key Edit SIM Phone Number Change the options for voice prompts Voice commandsHow to Voice commands Perform an action using a voice commandChange the language for voice commands Available voice commandsTroubleshooting Voice commands Turn off choice lists for voice commandsClick Typing and Language Language User Guide How to Messages application MessagesMessages at a glance Search for messages Press the key Options Message Display and Actions Hide filed and sent messages from the Messages applicationShow or hide messages from the Messages application View or hide call logs in the Messages applicationHide the new or unread message indicator Change how you group email messagesClick Display Message Categorization Set how long your smartphone stores messages Turn off the delete message or read message promptChange options for spell check Set up an email address Reconcile email over the wireless network manuallyChange options for your personal email account Press the key Options Email Account Management Compose and send an emailCheck spelling Save a messageBlind carbon copy a contact Attach a contact card to a messageAttach a file to an email Delete the original text from a reply message Viewing and replying to email View saved messagesView an address instead of a display name Reply to or forward an email or PIN messagePress the key Options Email Preferences Change options for Html emailOrganizing your email inbox Delete a message Mark a message as read or unreadFile an email Add, change, or remove a flagFilter email by sender or subject Add, move, rename, or delete an email folderCreate an email filter Email SetupView filed messages Email filters About email filtersOption Description Options for email filtersChange, prioritize, or delete an email filter Turn on an email filterTurn on or turn off wireless email reconciliation Press the key Options Email ReconciliationPress the key Purge Deleted Items Clear the Save Copy In Sent Folder checkbox Stop forwarding email to your smartphoneChange the Delete On field to Mailbox & Handheld Clear the Send Email to Handheld checkboxView Google Mail messages with a specific label Google Mail About Google Mail on your smartphoneAdd or remove a Google Mail star Apply or remove a Google Mail labelMove archived Google Mail messages to your message inbox Create or delete a Google Mail labelPreview more of grouped email messages Archive a Google Mail message or conversationPress the key Compose Text Message Text messagesAbout text messages Compose and send a text messageAdd an appointment to your calendar from a text message Reply to or forward a text messageKey Clear Conversation Delete the history from a text messageCell broadcasting About cell broadcasting Turn on cell broadcastingRename a cell broadcast channel Click Device Advanced System Settings Cell BroadcastingPublic warning systems Stop receiving messages from a cell broadcast channelFind your PIN PIN messagesUnsubscribe from public warning messages About PIN messagesChange the display color of PIN messages Create a link for a PINSave a file or an attachment How to Attachments About files and attachmentsAttachments Open a file or an attachmentView properties for a file Send a fileOpen a link in a file or an attachment Set font options for a file or an attachmentAdd to Contacts Update Contact Contact cards About contact cardsSave a contact card from a message Security options for messages Question mark appears on a slideBlock incoming messages Click Security Firewall Reset a blocked message counterPress the Reset Count or Reset All Counts Add a contact to your allowed sender listAbout signing and encrypting messages Click Retrieve Certificate or Retrieve PGP Key Click Add To Key StoreAttachment indicators in S/MIME and PGP protected messages Mime and PGP protected message status Encryption status indicatorsClick Security S/MIME or PGP Mime and PGP protected message optionsAbout message classifications Click Device Advanced System Settings Default ServicesPress the key Change Security Level Change the size of S/MIME or PGP indicators in messagesCant open an attachment in an encrypted message Troubleshooting S/MIME and PGP protected messagesEncrypt a message using IBM Lotus Notes native encryption Troubleshooting Messages applicationSome messages no longer appear on my smartphone Number of new or unread messages is different than I expect Related information Feature availabilityEmail messages arent reconciling over the wireless network Troubleshooting EmailEmail filters arent working correctly Troubleshooting Text messagesHtml email messages dont appear correctly Some email folders appear dimmedIm not receiving text messages Cant turn on cell broadcastingCant attach a file to a text message How to Files Files and attachmentsFile basics Search for a file that is saved on your smartphone Send a file Managing files and attachments Copy, move, rename, or delete a fileHide a file or folder View the table of contents in a document View a hidden file or folderView tracked changes in a document Set display options for a spreadsheet View the content of a cellMove around a spreadsheet Change the size of a columnSave a slide Switch presentation viewsSwitch slides Rotate or zoom in to or out from a slideTroubleshooting Files Skipped content bar appears in a documentQuestion mark appears on a slide Play a media file How to MediaMedia Media file basicsImprove sound quality for media files Amplify the volume using the audio boost featureChange the Close Media Player When Inactive field Turn on or turn off audio and video shortcutsTurn on or turn off media card support Sort media files About transferring and synchronizing filesTransfer files to and from your smartphone Supported audio and video file formats and extensions Receive a media file using Bluetooth technologySupported picture file extensions Song , Playlist , Album , or All Songs MusicShuffle or repeat songs Create a standard or an automatic playlistRename or delete a playlist VideosAdd the song that is playing to a playlist Move or delete a song in a playlistKeep backlighting on when you play a video Video cameraDisplay closed captions in videos Turn on or turn off auto focus Change the video camera scene modeRecord a video Turn on or turn off video lightingCamera at a glance CameraReduce blurriness in the videos that you take Change the location for storing videos that you takeChange the flash setting for pictures that you take Take a picturePress the Right Convenience key Turn off digital zoom for the camera Change the camera scene modeChange the size of pictures that you take Geotag pictures that you takeChange the location for storing pictures that you take Change the Warn when pictures remaining drops to fieldReduce blurriness in the pictures that you take Change the review duration of the pictures that you takeZoom, pan, or rotate a picture PicturesView pictures in list view or thumbnail view Save a picture from a text message or a webpageView pictures as a slide show Change your slide show optionsFM Radio Voice notesPlay, edit, or delete a favorite radio station Turn on or turn off scan modeChange the radio station Add a favorite radio stationTroubleshooting Media Sort favorite radio stationsListen to FM radio on your speakerphone Cant open media files Cant save media filesIm experiencing poor FM radio reception Flash or video light dims or turns offSome pictures that I take are blurry Cant listen to FM radioMy smartphone isnt using the correct ring tone or wallpaper Receive an error message after I rotate a pictureAbout ring tones, sounds, and alerts How to Ring tones, sounds, and alertsRing tones, sounds, and alerts Icons for sound and alert profilesAdd or delete a custom sound profile Silence your smartphone Add or delete a contact alertChange alarm notification options Click AccessibilityTurn on or turn off event sounds Troubleshooting Ring tones, sounds, and alerts How to Browser BrowserBrowser at a glance Zoom in to or out from a webpage Open, close, or switch between tabsBrowser basics Browsing the Internet Browse the InternetReturn to the browser home Search for text in a message, in a file, or on a webpageView your browser history Move back, move forward, or refresh a webpageClose the browser Play a media file on a webpageOpen, play, or download a file from a webpage About bookmarks for webpages Browser bookmarksSend a web address, link, or picture Send a link or picture from a webpageAdd, rename, or delete a bookmark folder for webpages Change or delete a bookmark for a webpageSend a bookmark for a webpage Move a bookmark for a webpageChange the font size for text on webpages Change your default search engineBrowser options Change your browser home page or startStop blocking pop-ups on webpages Web Content section, change the Default text encoding fieldAdd a search engine from a website Set the character encoding for all webpagesClosing Browser on Escape checkbox Delete browser historyDelete browsing information Turn off cookies in the browserAbout TLS Browser securityTurn off JavaScript support Turn on geolocation in the browserClick Security Advanced Security Settings TLS Manage browser securityTo Allow Weak Add a trusted content server Browser pushAbout browser push Turn off browser push Click Device Advanced System Settings Browser PushRSS feeds Browser push optionsAdd an RSS feed from the browser Tips BrowserTurn on browser shortcuts Shortcuts Browser177 No browser is available on my smartphone Troubleshooting BrowserCant open a new tab Cannot play a song or video on a webAbout backing up and restoring smartphone data How to CalendarCalendar Synchronizing calendarManage data synchronization conflicts Synchronize organizer data over the wireless networkSelect the Wireless Synchronization checkbox About synchronization conflictsSchedule a meeting or an appointment Switch calendar viewsCalendar basics Go to a specific date in the calendarSet an alarm in the calendar Switch calendarsMeetings Check availability of meeting participants Delete an appointment, meeting, or alarmView your calendar when responding to a meeting Respond to a meeting invitationClick Invite Attendee, Change Attendee, or Remove Attendee Change the list of participants for a meetingForward a meeting invitation Delegate a meeting invitationChange options for multiple calendars Calendar optionsChange how the calendar is displayed Change options for remindersShow tasks in the calendar Change the default calendarConference call meetings Change how long your smartphone stores calendar entriesExample Create a conference call meeting from your smartphoneCreate a conference call meeting from your computer Enter a conference call meetingPress the key Options Conference Calling Tips CalendarCalendar shortcuts Save your conference call informationCant enter a conference call with the Join Now option Troubleshooting CalendarCant set some fields when scheduling appointments Cant schedule appointments that span multiple daysEnter a conference call meeting How to Contacts ContactsContact basics Click Add Pause or Add Wait Create a custom contact fieldAdd a pause or a wait to a phone number Change or delete a contactKey Delete All Change or delete a SIM card contactSearch for a contact SaveSelect Picture Add a contact picture for caller IDChange or delete a contact picture About categoriesSynchronizing contacts Categorize a contact, task, or memoCreate a category for contacts, tasks, or memos Synchronize organizer data over the wireless network Personal distribution lists Create a personal distribution listChange or delete a personal distribution list About multiple contact lists Change the default contact listMultiple contact lists Contact list optionsChange how contact names appear in Remote Lookup results Change the display options for contactsView the number of contacts stored on your smartphone Sort contacts or tasksContact list field data isnt appearing on my computer Troubleshooting ContactsMy contact pictures keep changing Display a second time zone on the clock How to ClockClock Set the date and timeChange the clock face Turn on the alarmSilence the alarm Set options for bedside clock modeTurn on bedside clock mode Use the timer Change timer notification optionsUse the stopwatch Time on my smartphone isnt correct Troubleshooting ClockChange or delete a task or memo Tasks and memosCreate a task or memo Send a task or memoChange the status of a task Hide completed tasksShow tasks in the calendar Synchronize organizer data over the wireless network Synchronizing tasks and memosAbout synchronization and reconciliation About backing up and restoring smartphone data About synchronization conflictsManage data synchronization conflicts About categories Categorize a contact, task, or memoCreate a category for contacts, tasks, or memos Turn off the prompt that appears before you delete items Typing basics How to TypingTyping Typing iconsTyping input methods Change your typing style Type text using the predictive input methodTurn on or turn off trackpad sounds Change options for typing input methodsAdd, change, or delete a word in the custom dictionary Set the trackpad sensitivitySet the cursor speed Custom dictionaryUndo a word substitution change Word substitutionStop adding items automatically to the custom dictionary About word substitutionSpelling checker Change or delete a word substitution entryTurn off word substitution Click Typing and Language Spell Check Change options for checking spellingTroubleshooting Typing Cant check spellingHave no Advanced Style Options Assign an application to a convenience key How to KeyboardChange the default currency symbol KeyboardTroubleshooting Keyboard No application opens when I press a Convenience keyTurn on key tones 223 Add a language to your smartphone How to LanguageLanguage About typing input languagesShortcut Keys field to Shift-Space Use a shortcut for switching typing input languagesChange an input or display language Keys field to Alt-EnterTroubleshooting Language Some characters dont appear correctly on my smartphoneCant find a display language on my smartphone Set options for backlighting How to Screen displayScreen display Use a picture as your smartphone wallpaperAbout organizing application icons Organizing applications on the Home screenAdd, rename, or delete a folder on the home screen Add a message that appears when your smartphone is lockedAbout themes Turn on flashing LED notification for wireless coverageUse grayscale or reverse contrast for the screen display ThemesTroubleshooting Screen display No application opens when I press a Convenience keyMy display changed How to Applications ApplicationsAbout multitasking Click Device Application Management Require your smartphone password before adding an appClose an app so that it is not running in the background View properties for an applicationDeleted an app that I want back Troubleshooting ApplicationsDelete an application View the size of an application databaseError message and cause Possible solution Error messages BlackBerry Device Software236 Click Install update Related information How to BlackBerry ID BlackBerry IDCreate a BlackBerry ID Change your BlackBerry ID information About updating the BlackBerry Device Software How to BlackBerry Device SoftwareUpdate the BlackBerry Device Software BlackBerry Device SoftwareKey View Result Downgrade Click Device Software UpdatesTroubleshooting BlackBerry Device Software My smartphone responds slowly or freezes How to Mobile network Manage ConnectionsMobile network Turn on or turn off airplane mode Switch wireless networks manuallyRoaming About roaming and international roaming Click Networks and Connections Mobile Network Turn on or turn off data service or set roaming optionsChange the order of preferred networks Change the connection speed for the wireless network Turn on flashing LED notification for wireless coverageWireless coverage indicators Cant connect to the mobile network Troubleshooting Mobile networkWi-Fi technology Error messages Data service unavailable DescriptionPossible solutions Safety and Product Information booklet for your smartphone How to Wi-Fi technologyClick Wi-Fi Network Connect to a Wi-Fi networkConnect to a Wi-Fi network using Wi-Fi Protected Setup Connect to a Wi-Fi network manuallyTurn on or turn off the prompt that appears for hotspots Click Wi-Fi Network Saved Wi-Fi NetworksWEP options Options for saved Wi-Fi networks Common optionsWPA/WPA2 Enterprise options WPA/WPA2 Personal optionsWi-Fi diagnostic reports Submit a Wi-Fi diagnostic report Install a root certificate on your smartphoneWi-Fi calling About Wi-Fi calling Change your Wi-Fi calling preferencesConnection permissions for third-party applications About using Wi-Fi with VPN and software tokensCant connect to a Wi-Fi network Troubleshooting Wi-Fi technologyMy smartphone drops calls made using Wi-Fi calling Turn on or turn off Bluetooth technology Bluetooth technologyHow to Bluetooth technology About BluetoothClick Networks and Connections Bluetooth Connections Switch to a paired Bluetooth enabled device during a callSend a file Share contacts with a paired Bluetooth enabled car kitSend contact cards using Bluetooth technology Press the key Send Contact Card Send Using BluetoothMake your smartphone discoverable Rename or delete a paired Bluetooth enabled deviceBluetooth technology options Bluetooth profilesRemote Control Turn off a Bluetooth profileTransfer field to All Related information Change the Contacts Transfer fieldRestrict outgoing calls Change the pairing name for your BlackBerry smartphoneTurn off or turn on the Bluetooth connection notification Turn off the prompt that appears when connecting or pairingClear the Connect on Power Up checkbox Turn off automatic reconnection to Bluetooth enabled devicesTroubleshooting Bluetooth technology My list of paired Bluetooth devices doesnt appearCant type a passkey on a Bluetooth enabled device Cannot find files sent to me over a Bluetooth connection Lose my connection with a Bluetooth enabled car kitCant send or receive files Cant share contacts with a paired Bluetooth enabled device About the media server How to Media serverShare media files using the media server Media serverClick Preferences Edit Click Access ControlChange the display name of the media server Click PreferencesSmart accessories About the Smart Accessories applicationSet up a new dock Click Device Smart Accessories Change a dock profileDelete a saved dock profile How to Power and battery Power and battery276 Set your smartphone to turn on and turn off automatically Turn off your smartphoneClick Device Auto On/Off Turn on or turn off battery saving mode Reset your smartphoneCheck the battery power level About battery saving modeClick Device Application Resource Monitor Troubleshooting Power and batteryMy battery life is shorter than I expected Turn on or turn off Application Resource MonitorAbout media cards How to Storage space and media cardsRemove the battery door Storage space and media cardsInsert the SIM card Turn on or turn off USB mass storage mode Click Device Storage Press the key Enable USB Mass StorageTurn on or turn off media card support Restore smartphone data from your media card Back up smartphone data to your media cardClick Continue About compression Format your media card or built-in media storageTurn on encryption About file encryptionClick Device Storage Related information Troubleshooting Storage space and media cardsView the amount of storage space used by media files My smartphone doesnt recognize my media cardApplication storage on my smartphone is low Search for an item How to SearchSearch for an item using voice enabled search SearchChange the language for voice enabled search Change search optionsClick Device Search Field Description Message search criteriaDo more with your message search results View, change, or delete a saved searchSearch for text in a message, in a file, or on a webpage Troubleshooting Search Dont get any voice enabled search resultsSearch for a contact 293 How to Security SecuritySecurity basics Restoring your data Set or change your smartphone passwordSet a limit for smartphone password attempts Lock or unlock your smartphoneBefore you begin Parental Controls About Parental ControlsTurn on Parental Controls Turn off Parental Controls Change Parental ControlsSet a limit for password attempts in the Password Keeper Password KeeperAbout the Password Keeper Change the Password Keeper passwordGenerate a random password Copy a passwordPrevent password copying Hide or show passwords in the Password KeeperEncryption About encrypting data and files on your smartphoneTurn on encryption Click Regenerate Encryption Key Set encryption strengthGenerate an encryption key Click Security Security Status InformationProtect your SIM card with a PIN code Memory cleaningAbout memory cleaning SIM cardTurn on memory cleaning Create a shortcut for the memory cleaning applicationClick Security Advanced Security Settings Memory Cleaning About the trust status of certificates and PGP keys Certificates and PGP keysAbout certificates and certificate enrollment About PGP keysClick Security PGP Download a certificate from a certification authorityDownload a personal PGP key from the PGP Universal Server Click Add To Key Store Related informationView one type of certificate or PGP key Import certificates or PGP keys from a media cardSend or delete a certificate or PGP key View details for a certificate or PGP keyView the certificate chain for a certificate Click Security Advanced Security Settings CertificatesStatus indicators for certification authority profiles Change the trust status of a certificate or PGP keyPress the key Fetch Status or Fetch Chain Status Revoke a certificate or PGP key Certificate revocation reasonsPGP key revocation reasons Press the key Associate Addresses Add an email address to a certificateClick Security PGP Press the key Clear Universal Cache Certificate serversClear the PGP data cache Add or delete a certificate serverSend connection information for a certificate server Connection options for LDAP-enabled serversChange connection information for a certificate server Connection options for Ocsp and CRL serversPress the key Email Server or PIN Server Change the key store passwordKey store About the key storeChange when your smartphone deletes the key store password Turn off automatic backup and restore of key store dataClick Security Advanced Security Settings Key Stores Change the refresh rate for certificate revocation lists About using a smart card with your smartphoneClear the Allow Key Store Backup/Restore checkbox Smart cardsTurn on two-factor authentication Import a certificate from a smart cardSelect the Lock On Card Removal checkbox Clear the Smart Password Entry checkbox About smart password entryTurn off smart password entry Prerequisites Using authentication certificatesStore the passphrase for your smart card on your smartphone Use a certificate to authenticate your smart cardAbout VPN profiles VPN settingsView IT policy rules that are set for your smartphone Verify security software manuallyPermissions Reset connection permissions for third-party applicationsThird-party application control Set permissions for a third-party applicationTurn off a prompt for a third-party application connection Turn on safe modePress the key Apply Defaults to All Click Device Advanced System Settings TCP IPApplication Management Interaction permissions for third-party applicationsData permissions for third-party applications Troubleshooting SecurityCant unlock my smartphone using my smart card Forgot the PIN for Parental Controls Click Device Advanced System Settings Service Book Service books and diagnostic reportsRun, view, send, or delete a diagnostic report Accept, delete, or restore a service bookCant run or submit a diagnostic report Set a default recipient for diagnostic reportsRun, view, send, or delete a diagnostic report Synchronization How to SynchronizationReconcile email over the wireless network manually Turn on or turn off wireless email reconciliationManage email reconciliation conflicts About backing up and restoring smartphone data Troubleshooting Synchronization 334 Change the display font Accessibility optionsHow to Accessibility Screen accessibility optionsTurn on or turn off the BlackBerry Screen Reader Change the settings for the BlackBerry Screen ReaderBlackBerry Screen Reader settings Speech settings BlackBerry Screen Reader About the BlackBerry Screen ReaderInformation settings Other settingsCharacters or None Shortcuts BlackBerry Screen Reader Adjusting the display of home screen iconsTurn on or turn off Key Describer mode Set the trackpad sensitivityChange the speech options Control the information read backTurn on or turn off event sounds Audio and phone accessibility optionsChange the application options Tips BlackBerry Screen ReaderTTY support Add or delete a contact alertAvailable voice commands Voice dialing Perform an action using a voice commandClick Typing and Input Word Substitution Typing accessibility options344 Calculator Use the calculatorConvert a measurement Glossary Root certificate TapTouch Legal notice 349 User Guide 351 User Guide