Enter your data in a table with categories in one column and series in separate columns
Select the entire data range
Go to the Insert tab
Click the Bar Chart or Column Chart dropdown
Choose Stacked Bar or Stacked Column
If needed, use Switch Row/Column on the Chart Design tab
Add or edit the chart title
Format axis labels, legend, and colors as needed
Adjust data labels if you want values shown on the bars
Resize or move the chart as needed