By default, the Y-Axis is on the left of the chart when making a chart in Excel. However, if you are working on a chart with the Y-Axis on the right and you want to move it to left, please follow the steps below:
Step 1: Right-click the Y-Axis, and click "Format Axis" in the dialog box;
Step 2: In the "Format Axis" window, select "Low" in the Label Position section;
Step 3: The following is the final chart with the Y-Axis on the left.