Packing slips can be edited in Settings > Shipping and delivery > Edit packing slip template
You’ll need to add this code to display virtual option data:
{% for p in line_item.properties %}
{% unless p.last == blank %}
<div class="item-description-line">{{ p.first }}:
{% if p.last contains '/uploads/' %}
Uploaded File
{% else %}
{{ p.last }}
{% endif %}
</div>
{% endunless %}
{% endfor %}Example:
