Magento 2 Cancel Order extension allows customers to cancel orders easily with the ''Cancel Order'' link on the ''My Orders'' page. They also can leave a comment for store owners to clarify order-cancellation reasons. After customers cancel orders from the frontend, the module will automatically send notification emails to the store admin.

Let's check our prominent features:
- Allow customers to cancel Pending orders from the frontend
- Allow customers to enter comments
- Send Notification Emails to admins automatically after customers canceled orders
- Change order status and auto restock products FEATURED
- Manage all comments of customers
- Enable to set email sender, email receiver, and email template in the backend
- View all the canceled orders
- Enable to configure the settings

View details: https://landofcoder.com/magento-2-cancel-order.html/