What are axis labels on a graph?
Axis labels are words or numbers that mark the different portions of the axis. Value axis labels are computed based on the data displayed in the chart. Category axis labels are taken from the category headings entered in the chart's data range. Axis titles are words or phrases that describe the entire axis.
How do I change the vertical axis labels in Excel?
Add or change the position of vertical axis label
Click the chart, and then click the Chart Layout tab. Under Axes, click Axes > Vertical Axis, and then click the kind of axis label that you want.