Hi i want to set the Y axis start point as 0 and end point as 100.  How can i do that

 In below chart its automatically starts with min value in data source and ends with max value in datasource. 10 and 40.

Answer

UltraChart1.Axis.Y.RangeMin = 0;

UltraChart1.Axis.Y.RangeMax = 100;

.Custom;