Changes/improvements made from MCU SW version 3.30 to version 4.24:

- Call and network management
- Emergency number handling changed according to 3GPP TS22.101, chapter 8) document version 3.16.0.
- Emergency calls are made using Full Rate speech codec only
- MS gets back to service faster after signal loss and in roaming situations.
- Audio alert corrected if the user attempts to transfer two calls while a waiting call is alerting
- BlackBerry Connectivity E-mail
- Blackberry Enterprise Server support added (BES)
- Blackberry Web Client added (BWC)
- Read Status Replication feature added
- Remote Address Lookup Table feature added
Note: The operators who have signed licence agreement with RIM (Research In Motion) and are offering the service can have BlackBerry Connectivity activated in their variant. The BlackBerry e-mail appears in Messaging menu. In most country variants this messaging feature is usually disabled.
- J_ava E-mail
- Graphical icons added to J_ava E-mail main menu
- Terminal window MSK functionality changed to “Send”
- MSK functionality when reading mail changed to “Next page”
- E-mail main menu header changed to show active mailbox name
- Changed connection to server functionality; to allow leaving connection open after operation.
- Changed method “Latest” not to mark mails as read on server
- Added “encoding” into Message Details view
- Added notification of missing settings when E-mail application starts.
- Instant Messaging
- Multi selection list support for contact creation
- Contact list handling added
- Improved usability for adding a contact to IM-contact list
- Login enabled without group service element support
- SMS
- Number of concatenated messages increased from 3 to 5
- Picture message saving improved
- MMS
- Added possibility to send calendar notes and Business Cards via MMS
- GPRS
- GPRS Packet Resource Request handling changed to work smoothly both with R99 and R97/R98 network setup
- XHTML
- Occasional reset on certain large wap pages corrected
- User selectable content encoding enabled
- Added handling of certificates that have Microsoft or Netscape specific attributes
- Image saving added to active wep/wap page
- Message filtering added for Service Loads (Push Application)
- Improved browser functionality when making MO/MT speech calls and sending SMS’s during WAP browsing
- Support for non-Latin character encoding schemes
- Bluetooth
- Interaction of security keyguard and Bluetooth improved
- Improved BT audio routing and BT audio quality
- Pairing with Nokia 610 BT Carkit improved
- PIM
- End date support for repeated calendar notes
- Improved To-Do notes synchronization
- DATA
- Improved data transmission while doing dial-up in EGPRS network

- Languages
- New T9 languages added: Estonian, Lithuanian. Ukrainan, Latvian, Takalog, Slovenian
- Several minor text changes
- Operator Name table updated
- J_ava E-mail, Chat, Conversations and My Style2 added into Goto items list (left SW key)
- Wallet, E-Mail, Chat contacts and Conversations added into Hotkey items list (right SW key)
- Middle softkey font size increased
- Battery bar calculation during current consuming charging improved
- 4.24 SW includes one error correction to failed Type Approval field test cases:
- 1.10.1.21 Suspend/resume during EGPRS data transfer (Dial-up)
- 1.10.1.22 Suspend/resume during WAP session over EGPRS
- 1.10.4.2 Cell reselection between EGPRS capable cells during EGPR data transfer (Dial up)
- 1.10.46 EGPRS->GPRS->EGPRS cell reselection (Transfer mode)
- The nature of the error is phone reset and the correction includes DSP parameter table configuration change.