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Checklist: Confirm the installation requirements on the new computer...............................................49
Install the BlackBerry Enterprise Server Version 4.1.4 on a new computer...........................................50
Migrate the user accounts.............................................................................................................................50
Stop the old BlackBerry Enterprise Server...................................................................................................51
Improve the startup performance of the BlackBerry Enterprise Server .................................................52
Start the new BlackBerry Enterpriser Server..............................................................................................52
Reactivate user accounts...............................................................................................................................52
Troubleshooting the BlackBerry Enterprise Server upgrade....................................................................52
Resolving issues during the upgrade ..................................................................................................52
Resolving issues after the upgrade.......................................................................................................54
Returning user accounts to their previous BlackBerry Enterprise Server version.........................54
7 Upgrading the BlackBerry Enterprise Server using a phased process.....................................................55
Phased upgrades.............................................................................................................................................55
Managing a mixed-version environment.............................................................................................55
BlackBerry Mobile Data Service (BlackBerry MDS Connection Service) considerations.............55
BlackBerry Enterprise Server Version 4.1.2 or later considerations.................................................56
Example 1: Upgrade BlackBerry Enterprise Servers at Version 4.0.3 using a phased process...........57
Example 2: Upgrade BlackBerry Enterprise Servers at Version 4.0 and earlier using a phased process
59
Upgrade the BlackBerry Enterprise Server at Version 4.0 and earlier and create a new BlackBerry
Configuration Database.........................................................................................................................59
Upgrade the BlackBerry Enterprise Server at Version 4.0 and earlier and keep the existing Black-
Berry Configuration Database...............................................................................................................60
8 Upgrading BlackBerry Device Software......................................................................................................... 61
Enabling users to upgrade the BlackBerry Device Software at their computers...................................61
Checklist: Confirm the upgrade requirements.....................................................................................61
Add the BlackBerry Device Software to the network drive................................................................61
Confirm that the BlackBerry Application Loader Version 4.1 appears in the network drive (recom-
mended)....................................................................................................................................................62
Distribute the BlackBerry Desktop Software installation files (if required)...................................62
Create and send a wireless enterprise activation password.............................................................63
Send the upgrade instructions to BlackBerry device users...............................................................63
Confirm that the BlackBerry Device Software upgrade is successful.............................................64
Upgrading the BlackBerry Device Software at a central computer or kiosk.........................................64
Checklist: Confirm the upgrade requirements....................................................................................64