From OpenSCADAWiki
After confirming the name entry, a new page will be created, however, for activation we need to enable it. You can enable this page in dialog of the properties editing of the page (Fig.5.1.3). To open this page it is possible by selecting the menu item "Properties of the visual item" in the context menu of the newly created page. You can create the page in the logical container based on the template by copying the template to yourself, as well as copying another page of this container, but also with links.