My smartphone responds slowly or freezes

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 Help Remove the battery door Insert the SIM card Insert the battery New in BlackBerryInsert the media card Parental Controls Wi-Fi callingVoice enabled search FM Radio Touch-free call answering About switching BlackBerry smartphonesBluetooth enhancements Home screen customization Trackpad Visit the Setup applicationAbout BlackBerry ID Important keys Send End/PowerVolume/Mute Escape Keyboard Flashing LED color descriptions Application icons SetupPower and lock Icons Instant messaging ApplicationsMedia Social networking and mobile purchasing BlackBerry Device Software updatePersonal organizer Files Home screen icons Games Battery power level icons Message inbox iconsTyping icons Video camera Phone iconsCalendar icons Camera icons Your 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 themes Click 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 locked Wireless 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 World Press 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 alerts Lock or unlock your smartphone Turn on or turn off airplane mode Key Show All Tips Managing indicatorsPopular tips Tips Finding apps Tips Doing things quickly Tips Updating your software Key Mark as Favorite Tips Extending battery life Delete Original Text Battery Saving Mode when battery power level is lowClick the Options icon Device Software Updates Icon. Click Change Sounds and Alerts Tips Keeping your information safe Key Memory UseChange the Image Size or Video Format field Key Phone Ring Tones Click Security PasswordShortcuts Phone Click Security Encryption Shortcuts Typing with the physical keyboard Camera and video camera Shortcuts MediaAudio and video files Pictures Cant make or receive calls Common troubleshooting Cant send messages Im not receiving messages Screen turns off Forget my smartphone password Email 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 shortcuts Tips 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 keyboard Shortcuts Media Shortcuts Browser Shortcuts Search On a webpageMove around a webpage Shortcuts Calendar Cant use a shortcut Troubleshooting Shortcuts How to Phone PhonePhone at a glance Phone icons Answer or end a call Phone basicsFind your phone number Make a call Change your ring tone, notifiers, reminders, or alerts Answer a second call Place a call on hold Dial using numbers or lettersSwitch applications during a call Mute a call Make an emergency call About using a headsetAbout emergency calls and Emergency Callback Mode Emergency calls Improve sound quality during a call VolumeAdjust the volume Change the default volume for calls Change the contact that is assigned to a speed dial key Set up speed dial for a contactSpeed dial Call waiting, call forwarding, and call blocking Press the key Options Call Forwarding About call forwardingStart or stop forwarding calls Add, change, or delete a call forwarding number Block or stop blocking calls Change the call blocking passwordFixed dialing and smart dialing About call blocking Press the key Options FDN Phone List Turn on fixed dialingAdd, change, or delete a contact in your fixed dialing list About smart dialing About conference calls Set the default country code and area codeConference calls Set options for dialing extensions Disconnect 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 call Send a call log Call logsLeave a conference call About call logs About multiple phone numbers Multiple phone numbersAdd, change, or delete call log notes View or hide call logs in the Messages application Switch 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 items About TTY support Reset a call timerPress the key Status Last Call or Total Calls Clear Timer Change how you answer calls with a headset Set 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 calls Cant 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 command Change the language for voice commands Available voice commands Troubleshooting 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 application Hide 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 message Blind 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 message Press the key Options Email Preferences Change options for Html emailOrganizing your email inbox Delete a message Mark a message as read or unread File an email Add, change, or remove a flagFilter email by sender or subject Add, move, rename, or delete an email folder Create an email filter Email SetupView filed messages Email filters About email filters Option Description Options for email filters Change, prioritize, or delete an email filter Turn on an email filter Turn 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 checkbox View 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 label Move 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 conversation Press the key Compose Text Message Text messagesAbout text messages Compose and send a text message Add an appointment to your calendar from a text message Reply to or forward a text message Key Clear Conversation Delete the history from a text messageCell broadcasting About cell broadcasting Turn on cell broadcasting Rename a cell broadcast channel Click Device Advanced System Settings Cell BroadcastingPublic warning systems Stop receiving messages from a cell broadcast channel Find your PIN PIN messagesUnsubscribe from public warning messages About PIN messages Change the display color of PIN messages Create a link for a PIN Save a file or an attachment How to Attachments About files and attachmentsAttachments Open a file or an attachment View properties for a file Send a fileOpen a link in a file or an attachment Set font options for a file or an attachment Add 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 list About signing and encrypting messages Click Retrieve Certificate or Retrieve PGP Key Click Add To Key Store Attachment indicators in S/MIME and PGP protected messages Mime and PGP protected message status Encryption status indicators Click Security S/MIME or PGP Mime and PGP protected message options About message classifications Click Device Advanced System Settings Default Services Press the key Change Security Level Change the size of S/MIME or PGP indicators in messages Cant open an attachment in an encrypted message Troubleshooting S/MIME and PGP protected messages Encrypt a message using IBM Lotus Notes native encryption Troubleshooting Messages application Some messages no longer appear on my smartphone Number of new or unread messages is different than I expect Related information Feature availability Email messages arent reconciling over the wireless network Troubleshooting Email Email filters arent working correctly Troubleshooting Text messagesHtml email messages dont appear correctly Some email folders appear dimmed Im 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 column Save a slide Switch presentation viewsSwitch slides Rotate or zoom in to or out from a slide Troubleshooting Files Skipped content bar appears in a documentQuestion mark appears on a slide Play a media file How to MediaMedia Media file basics Improve sound quality for media files Amplify the volume using the audio boost feature Change 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 technology Supported picture file extensions Song , Playlist , Album , or All Songs MusicShuffle or repeat songs Create a standard or an automatic playlist Rename or delete a playlist VideosAdd the song that is playing to a playlist Move or delete a song in a playlist Keep 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 lighting Camera at a glance CameraReduce blurriness in the videos that you take Change the location for storing videos that you take Change 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 take Change 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 take Zoom, pan, or rotate a picture Pictures View 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 options FM Radio Voice notes Play, edit, or delete a favorite radio station Turn on or turn off scan modeChange the radio station Add a favorite radio station Troubleshooting Media Sort favorite radio stationsListen to FM radio on your speakerphone Cant open media files Cant save media files Im experiencing poor FM radio reception Flash or video light dims or turns offSome pictures that I take are blurry Cant listen to FM radio My smartphone isnt using the correct ring tone or wallpaper Receive an error message after I rotate a picture About ring tones, sounds, and alerts How to Ring tones, sounds, and alertsRing tones, sounds, and alerts Icons for sound and alert profiles Add or delete a custom sound profile Silence your smartphone Add or delete a contact alert Change 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 Internet Return 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 webpage Close 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 webpage Add, 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 webpage Change the font size for text on webpages Change your default search engineBrowser options Change your browser home page or start Stop 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 webpages Closing Browser on Escape checkbox Delete browser historyDelete browsing information Turn off cookies in the browser About TLS Browser securityTurn off JavaScript support Turn on geolocation in the browser Click 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 options Add an RSS feed from the browser Tips BrowserTurn on browser shortcuts Shortcuts Browser 177 No browser is available on my smartphone Troubleshooting BrowserCant open a new tab Cannot play a song or video on a web About backing up and restoring smartphone data How to CalendarCalendar Synchronizing calendar Manage data synchronization conflicts Synchronize organizer data over the wireless networkSelect the Wireless Synchronization checkbox About synchronization conflicts Schedule a meeting or an appointment Switch calendar viewsCalendar basics Go to a specific date in the calendar Set 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 invitation Click Invite Attendee, Change Attendee, or Remove Attendee Change the list of participants for a meetingForward a meeting invitation Delegate a meeting invitation Change options for multiple calendars Calendar optionsChange how the calendar is displayed Change options for reminders Show tasks in the calendar Change the default calendarConference call meetings Change how long your smartphone stores calendar entries Example Create a conference call meeting from your smartphoneCreate a conference call meeting from your computer Enter a conference call meeting Press the key Options Conference Calling Tips CalendarCalendar shortcuts Save your conference call information Cant enter a conference call with the Join Now option Troubleshooting CalendarCant set some fields when scheduling appointments Cant schedule appointments that span multiple days Enter 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 contact Key Delete All Change or delete a SIM card contactSearch for a contact Save Select Picture Add a contact picture for caller IDChange or delete a contact picture About categories Synchronizing 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 options Change 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 tasks Contact list field data isnt appearing on my computer Troubleshooting Contacts My contact pictures keep changing Display a second time zone on the clock How to ClockClock Set the date and time Change the clock face Turn on the alarm Silence 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 Clock Change or delete a task or memo Tasks and memosCreate a task or memo Send a task or memo Change 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 icons Typing input methods Change your typing style Type text using the predictive input methodTurn on or turn off trackpad sounds Change options for typing input methods Add, change, or delete a word in the custom dictionary Set the trackpad sensitivitySet the cursor speed Custom dictionary Undo a word substitution change Word substitutionStop adding items automatically to the custom dictionary About word substitution Spelling checker Change or delete a word substitution entryTurn off word substitution Click Typing and Language Spell Check Change options for checking spelling Troubleshooting Typing Cant check spellingHave no Advanced Style Options Assign an application to a convenience key How to KeyboardChange the default currency symbol Keyboard Troubleshooting 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 languages Shortcut Keys field to Shift-Space Use a shortcut for switching typing input languagesChange an input or display language Keys field to Alt-Enter Troubleshooting 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 wallpaper About organizing application icons Organizing applications on the Home screen Add, rename, or delete a folder on the home screen Add a message that appears when your smartphone is locked About themes Turn on flashing LED notification for wireless coverageUse grayscale or reverse contrast for the screen display Themes Troubleshooting 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 application Deleted an app that I want back Troubleshooting ApplicationsDelete an application View the size of an application database Error message and cause Possible solution Error messages BlackBerry Device Software 236 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 Software Key View Result Downgrade Click Device Software Updates Troubleshooting 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 options Change 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 network Wi-Fi technology Error messages Data service unavailable DescriptionPossible solutions Safety and Product Information booklet for your smartphone How to Wi-Fi technology Click 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 manually Turn on or turn off the prompt that appears for hotspots Click Wi-Fi Network Saved Wi-Fi Networks WEP options Options for saved Wi-Fi networks Common options WPA/WPA2 Enterprise options WPA/WPA2 Personal options Wi-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 preferences Connection permissions for third-party applications About using Wi-Fi with VPN and software tokens Cant connect to a Wi-Fi network Troubleshooting Wi-Fi technology My smartphone drops calls made using Wi-Fi calling Turn on or turn off Bluetooth technology Bluetooth technologyHow to Bluetooth technology About Bluetooth Click Networks and Connections Bluetooth Connections Switch to a paired Bluetooth enabled device during a call Send a file Share contacts with a paired Bluetooth enabled car kitSend contact cards using Bluetooth technology Press the key Send Contact Card Send Using Bluetooth Make your smartphone discoverable Rename or delete a paired Bluetooth enabled deviceBluetooth technology options Bluetooth profiles Remote Control Turn off a Bluetooth profile Transfer field to All Related information Change the Contacts Transfer field Restrict 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 pairing Clear the Connect on Power Up checkbox Turn off automatic reconnection to Bluetooth enabled devices Troubleshooting 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 server Click Preferences Edit Click Access ControlChange the display name of the media server Click Preferences Smart 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 battery 276 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 mode Click Device Application Resource Monitor Troubleshooting Power and batteryMy battery life is shorter than I expected Turn on or turn off Application Resource Monitor About media cards How to Storage space and media cardsRemove the battery door Storage space and media cards Insert 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 storage Turn on encryption About file encryption Click 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 card Application storage on my smartphone is low Search for an item How to SearchSearch for an item using voice enabled search Search Change the language for voice enabled search Change search optionsClick Device Search Field Description Message search criteria Do 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 password Set 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 Controls Set a limit for password attempts in the Password Keeper Password KeeperAbout the Password Keeper Change the Password Keeper password Generate a random password Copy a passwordPrevent password copying Hide or show passwords in the Password Keeper Encryption About encrypting data and files on your smartphoneTurn on encryption Click Regenerate Encryption Key Set encryption strengthGenerate an encryption key Click Security Security Status Information Protect your SIM card with a PIN code Memory cleaningAbout memory cleaning SIM card Turn 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 keys Click Security PGP Download a certificate from a certification authorityDownload a personal PGP key from the PGP Universal Server Click Add To Key Store Related information View 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 key View the certificate chain for a certificate Click Security Advanced Security Settings Certificates Status 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 certificate Click Security PGP Press the key Clear Universal Cache Certificate serversClear the PGP data cache Add or delete a certificate server Send connection information for a certificate server Connection options for LDAP-enabled serversChange connection information for a certificate server Connection options for Ocsp and CRL servers Press the key Email Server or PIN Server Change the key store passwordKey store About the key store Change 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 cards Turn 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 certificates Store the passphrase for your smart card on your smartphone Use a certificate to authenticate your smart card About VPN profiles VPN settingsView IT policy rules that are set for your smartphone Verify security software manually Permissions Reset connection permissions for third-party applicationsThird-party application control Set permissions for a third-party application Turn 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 IP Application Management Interaction permissions for third-party applications Data permissions for third-party applications Troubleshooting Security Cant 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 book Cant run or submit a diagnostic report Set a default recipient for diagnostic reports Run, view, send, or delete a diagnostic report Synchronization How to SynchronizationReconcile email over the wireless network manually Turn on or turn off wireless email reconciliation Manage email reconciliation conflicts About backing up and restoring smartphone data Troubleshooting Synchronization 334 Change the display font Accessibility optionsHow to Accessibility Screen accessibility options Turn 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 Reader Information 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 sensitivity Change the speech options Control the information read back Turn on or turn off event sounds Audio and phone accessibility optionsChange the application options Tips BlackBerry Screen Reader TTY support Add or delete a contact alert Available voice commands Voice dialing Perform an action using a voice command Click Typing and Input Word Substitution Typing accessibility options 344 Calculator Use the calculatorConvert a measurement Glossary Root certificate TapTouch Legal notice 349 User Guide 351 User Guide