Enter the WebSphere administrative console (e.g.: https://your.dmgr.host:9043/ibm/console) and navigate to Applications > Application Types > WebSphere enterprise applications
Select all ICXT applications (IC360_core and all applications starting with IC360mod) that are installed on the WebSphere environment and stop them
Select all ICXT applications and uninstall them
Delete environment provider
Enter the WebSphere administrative console (e.g.: https://your.dmgr.host:9043/ibm/console) and navigate to Resources > Resource Environment > WebSphere Environment Providers
Select the ic360 environment provider and delete it
Delete object cache instances
Enter the WebSphere administrative console (e.g.: https://your.dmgr.host:9043/ibm/console) and navigate to Resources > Cache instances > Object cache instances
Select all object cache instances starting with IC360_ and delete them