You can easily modify or cancel open orders from the Orders page.
Modify Order:
Step 1: To modify an open order, visit the Order Book and click on the open order you wish to take action on. Tap on the Modify Order button.
Step 2: The modification will reopen the order page for you to make changes.
Step 3: Follow the same process as you do for placing a trade.
Step 4: On successful modification, you will see a success message
Cancel Order:
Step 1: Visit the ‘Order Book’ and click on the open order you wish to take action on.
Step 2: Tap on the ‘Cancel’ button.
Step 3: A pop up shall be displayed seeking confirmation to cancel the order.
Step 4: Click on the ‘Cancel Order’ button and the order will be cancelled successfully.
See how you can modify ‘Open/Pending’ order.