The steps for koala students to cancel their orders are as follows:

1. Log in to the koala student account and enter the "My Order" page.

2. Find the order that needs to be cancelled and click "Cancel Order".

3. Select the cancellation reason in the pop-up interface, fill in the comments (optional), and click the "Submit" button.

4. Waiting for customer service to confirm the processing will generally be completed within 1-2 working days.