1. Toolbar command buttons and their function keys

1. Toolbar command buttons and their function keys

  1. Place the cursor at the desired position in the program editor window. A selection box will appear around that location.

![Selection Box](./ToolbarButton~/Images~/pic11. png)

  1. Click the corresponding toolbar button or use the corresponding function key (displayed on the icon) to insert instructions or program components.

![Toolbar](./ToolbarButton~/Images~/pic12. png)

  1. Insertion completed.

![Instruction Insertion](./ToolbarButton~/Images~/pic13. png)