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[Read New File] X-Axis Label [-] -
To add or modify the X-axis (horizontal) label, click the X-axis Label button. A pop-up text-window will appear to enter or modify the axis label. You may then select ok or Apply. In the former case, the label change will be registered immediately, but you will not see the graph change on the graph until next screen update. Selecting Apply forces an immediate screen redraw.
XGRAPH General Purpose 2D Graphing Utility
You can open a new file for display of its data, or add a data file to be displayed with others already loaded, by pressing this button. A file browser will pop-up for you to enter or select a data file for plotting.