This module allows you to edit the shipping cost directly on "Edit order" page. Simply write shipping cost in field and click "Apply".

Simple installation.

Simple usage.

Organic design.

Demo (OpenCart 2.1)
http://mebeli-deshevle.net/oc_scme/2.1.0.2/upload/admin/index.php?route=sale/order/edit&order_id=1
login: demo
password: demo

Demo (OpenCart 2.2)
http://mebeli-deshevle.net/oc_scme/2.2.0.0/upload/admin/index.php?route=sale/order/edit&order_id=2
login: demo
password: demo




The module for OpenCart 2.3 is on this page: https://www.opencart.com/index.php?route=marketplace/extension/info&extension_id=30366