Print Assembly Item description on BOM PDF layout

1. Navigate to Customization > Forms > Transaction Form PDF Layouts.
2. Edit the BOM PDF Layout.
3. Click Add Custom Element button.
4. Enter the label of the field in the Element Name field.
5. Enter {assemblyitem.description} in the Element Text field.
6. Check Wrap Text and Show Label check boxes.
7. Click Ok.
8. Save.