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  4. BlackBerry UEM for dark sites
  5. Installing or upgrading BlackBerry UEM in a dark site environment

Installing or upgrading 
BlackBerry UEM
 in a dark site environment

Only the following components are enabled for 
BlackBerry UEM
 installed in a dark site environment:
  • BlackBerry UEM
     management console
  • BlackBerry UEM Core
  • BlackBerry Gatekeeping Service
You can upgrade 
BlackBerry UEM
. For information about migrating devices to a new 
BlackBerry UEM
 environment, see the 
BlackBerry UEM
 Configuration content.
When you install or upgrade 
BlackBerry UEM
, you can use an existing 
Microsoft SQL Server
 or install and use 
Microsoft SQL Server
 Express.
Before you install or upgrade 
BlackBerry UEM
, review the requirements and prerequisites in the 
BlackBerry UEM
 Planning content and in the Installation and upgrade content. Port requirements are in the Planning content.