1. Open WeChat: Open the WeChat application on the mobile phone, and make sure that you have logged into the WeChat account.
2. Enter payment: Click the "I" or "I want to pay" icon in the bottom navigation bar to enter the profile interface.
3. Enter the payment settings: find and click the "wallet" or "payment" option in the profile interface, and then enter the payment settings.
4. Find collection transaction: in payment settings, find and click "collection transaction" or "transaction record". Your recent payment records will be listed here.
5. Select the transaction that needs a refund: in the transaction record, find the transaction that needs a refund, and click the transaction to enter the details page.
6. Apply for a refund: On the transaction details page, find and click "Apply for a refund" or similar options. According to the specific page layout and copy of WeChat, it may be necessary to provide relevant refund information, such as the reason and amount of refund.
7. Submit a refund application: fill in the refund application information according to the page prompts, and click "Submit" or similar button to complete the refund application submission.
Please note that the specific process of refund application may be different due to WeChat version, region and business type. In practice, it will be more accurate and reliable to follow the instructions on the WeChat interface.
If the refund application is unsuccessful or you encounter other problems, it is recommended to contact WeChat customer service or relevant payment institutions directly to seek the help and guidance of official personnel.
The above are the steps to apply for a refund on WeChat in general, but the specific operation may change due to the update of WeChat or other reasons. Read the instructions on the WeChat interface as carefully as possible, or consult WeChat customer service for more accurate information and help.