On the Details pane, on the the Angle tab, click in the Description section.

At the top of the Details pane, click next to the Angle name.

Click next to the Angle name in the breadcrumbs of the Action bar.

ID - By default, every Angles for SAP item gets a unique, random ID. You can change this ID to a more human-readable phrase if you are authorized to do so.

Languages - You can make an Angle available in multiple languages by adding them here. An Angle must have a name and a description in the additional language.

Name - It is important to give your Angle a clear and concise name. This makes it easier to identify at a glance what the Angle is about.

Description - Add a clear description of the data that the Angle uses and what it presents to the viewer. The default Angles of the system always come with a standard description that includes a Summary, an Explanation, a Technical background, and a Related topics section. We strongly suggest you also add this information to your Angles, as this will make it easier for other users to understand what the Angle is about.