- If the "scatter plots of current parameters" tag is not linked, there are a couple of reasons why: 1 Incorrect range. Both ranges should be the same. 2 Inequal Improvements. The top and bottom displays should have the same improvement attributes. Either both should be improved or both should not. -If the notepad or the Scatter plot are not visible, they may be behind the main graph window. Minimize other windows to find them.