marketplace enable package

user-interface/marketplace.md

@@ -10,6 +10,8 @@ The Marketplace is divided into a section for extensions and one for themes. You
 
 ## Install a package
 
-When clicking on the preview of each extension or theme a modal window will open that contains further information on the product. Just hit the _Install_ button in the upper right corner. Make sure to **activate** the package afterwards in the _System_ section of the Pagekit administration.
+When clicking on the preview of each extension or theme a modal window will open that contains further information on the product. Just hit the _Install_ button in the upper right corner.
+
+When the installation has finished, you will see an _Enable_ button to activate the extension or theme right away. If you want to disable and enable packages lateron, navigate to _System > Extensions_ or _System > Themes_ where you can see all items currently installed in your system.
 
 ![Install a package](assets/marketplace-install.png)