Plugins Configuration - Deactivate unwanted Portlets,Themes and Layout Plugins

We may have many unwanted plugins

For Ex:
Portlet plugins : loan calculator,dictionary etc.
Theme plugins : themes which we are not using in our project
Layout plugins : layouts which we are not using in our project

So we can deactivate/activate the plugins as we need.

Step 1: Go to control panel

Step 2: You can see plugins configuration under apps.Click on plugins configuration

Step 3: You will be seeing three tabs like Portlet plugins,theme plugins and layout plugins

Step 4: So you will be seeing all default plugins and also our custom developed plugins.

Step 5: Just click on the plugin open and uncheck the active checkbox and save it.

Step 6: Now you will not be seeing the plugin in add portlets,manage theme or manage layout.

Step 7: Also we can set the permission to roles here by clicking on change.

Step 8: Then define permissions save it.