Thanks for the quick reply. Setting the increment manually isn't really an option as the next time I create a graph the x-axis range may be something completely different and although I have code that does this (with TeeChart 3) one of the reasons I upgraded to T8 was the improved choice of label in...

If I have an X,Y line series, say with 15 points, ranging from x=0 to x=2.5 I only get 1 or two major gridlines at a LabelIncrement of 1 rather than a more natural 0.1 step. Examining the source I've tracked this down to TChartAxis.CalcLabelsIncrement which, if there are fewer points than labels, fo...