This document discusses how to cancel orders individually or in bulk on an e-commerce platform and check cancelled orders. It provides the following steps: 1. To cancel a single order, select the order and choose a cancellation reason from a dropdown menu before confirming cancellation. 2. To cancel orders in bulk, download a CSV file of selected orders, upload it after choosing a cancellation reason, and confirm cancellation. 3. To check cancelled orders, go to the Cancelled tab under Orders and view orders cancelled by the merchant or customer along with order details and status.