Thank you for sharing your feedback. Feel free to proceed directly to the questions or further down find a list to visual guides for each functionality.
Feature #1
Open a 360-degree panoramic scan image in Undet Browser with double mouse click on its marker.
Feature #2
Sync Browser feature to find the nearest scan positions, open them in Undet Browser and straighten the view in the 360-degree panoramic images to match the selected spot of 3D point cloud.
Feature #3
Translate view section feature to shift active point cloud clipping box/view section to the selected spot in the 360-degree panoramic image.
Feature #4
Draw points feature to send point object to model space, by clicking in 360-degree panoramic image.
Feature #5
Undet Browser scripting to write your scripts to speed up and automate drawing annotation.