There are typically two versions of this utility found in technical repositories:

: It can be saved as an "Add-In" (.xlam), allowing the feature to work across all your Excel workbooks. Key Features and Variations

Manual axis adjustment is tedious when working with dashboards that update frequently. By using the code within this archive, users can create "set it and forget it" charts that remain perfectly framed even as the underlying data grows or shrinks.

In standard Excel, chart axes often leave too much white space or fail to highlight small variations in data. The "autoScale" script addresses this by:

图表坐标轴设置问题-Excel图表与图形-ExcelHome技术论坛

: The base version that adjusts the Y-axis maximum and primary scale intervals based on the highest data point.

: Setting the scale interval (major units) so the gridlines look professional and readable regardless of the data's magnitude.