da ajuda:
If a stream area is selected, it is possible to add another, disjoint area by Ctrl-clicking its start point and moving the mouse to the end point. More than one extra selection can be added this way. (Multi-Editing should be enabled in Preferences)
Fonte: link
tl; dr - Settings
- > Preferences
- > Editing
- > Multi-Editing Settings
- > Enable
, então Ctrl -Clique em cada seção