Configuration required
For some new items that are (being) developed, additional customer configuration is necessary in order to use the feature.
In the online release notes, these features are indicated by the following icon: 
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.Sometimes it is merely required to add a field to a layout, but it could be that more elaborate configuration is required. When the latter is the case, the feature typically contains a Learn more link to the Webhelp.
In the release notes application, you can also sort on these features by clicking on the icon in the coiumn header.