A Track Solo feature was added to the Editor, allowing you to isolate and listen to/view only one specific track at a time.
You can detach the timeline from the main editor window to move it to a second monitor, allowing for more precise editing and a better view of multiple tracks. TechSmith Camtasia 2020.0.13
Other key updates and features in version 2020.0.13 include: A Track Solo feature was added to the