1. First, we open excel on the computer, and then click the development tool in the toolbar.

2. After entering the development tool, we click Insert, and then click the last one;

3. Then we find the Microsoft barcode control 14.0, click to select it, and then click OK;

4. Then we draw a bar code from the upper left corner to the lower right corner in the table;

5. After that, we right-click the barcode and the interface pops up. We select the Microsoft barcode control 14.0 object and click Properties.

6. In the attribute, we choose a style, here we choose the fourth style, and then we click Apply and OK;

7. The result is as shown in the figure, so it is done.