The Annotation Properties Panel enables you to change the annotation property. The properties panel will show in the sidebar when you select annotation tools. Once you close the panel, you need to activate it manually.
To activate Annotation Properties Panel, follow the steps below:
1. Activate annotation tools by clicking Annotation on the toolbar;
2. Click Properties on the toolbar;
3. The Annotation Properties Panel will show in the sidebar, you can change Color and Opacity or other parameters.
Note: When you want to close the Annotation Properties Panel, click Properties on the toolbar again to collapse it.