Here you can select which Layers will be visible on the legend presented in prints (check/uncheck on the left side), and set the order of displayed Layers on the legend by using up and down arrow buttons.
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Legend key visibility:
- Visible – is always visible
- Collapsed – this option do not apply for map
- Hidden – users (except for admin) will not see anything on entire Map Key pane. However, the content of the map (layers) will still be visible in the Map window
Lock - this option do not apply for map