Legends-Update-Adding-Plot
Last Update: 1/8/2019
From version 9.1, Origin forces the legend to be updated when adding plot to a graph by default.
To prevent the forced update of the legend when adding a plot:
To make the legend reconstruct when adding/removing plots,
Keywords:legend, update, adding plot, adding data, removing data, removing plots, reconstruct legend
Minimum Origin Version Required: 9.1 SR0