There are multiple previous threads with similar-ish questions but they seem to apply to previous versions of what is now called the "Section-Elevation Line". This question is to do with the Section-Elevation Line as it behaves in VW2021 (and presumably also VW2022?).   Actually I have two related questions.   Question 1:  Once I have created an instance of a Section-Elevation Line, in the annotations space of a viewport, can I "unlink" it from the viewport it refers back to,