If you have already added someone else's red packet code, you can cancel it by following the following steps: 1. Open the Qimo free novel website and log in to your account. 2. Enter the keywords you want to cancel the red packet code in the search box at the top of the page. 3. Click on the search button to find the Red Envelope Code that has been added and click on the "Cancel" button next to the Red Envelope Code. 4. Confirm to cancel the red packet code on the pop-up page and click the "OK" button. 5. The corresponding benefits will be returned to your account if the red packet code is cancelled. It should be noted that if the red packet code cannot be revoked after canceling the red packet code, there may be a problem with the website system. You can contact the website customer service for help.