To uninstall the Core Platform, perform the following steps:
Open Add/Remove Programs on Servers hosting the Manager Web.
Double-click Gimmal Manager Web.
Open Add/Remove Programs on Servers hosting Lifecycle Services.
Double-click Gimmal Lifecycle Processing Service.
After you uninstall the Core Platform, the database will remain intact on the database server. You may keep this database in case you will be reinstalling the Core Platform, or you can delete the database manually if it is no longer needed.