1. After successfully logging into WeChat with your mobile phone, click "Me" and click "My Favorites".

2. Click to add favorites; as shown in the figure.

3. Click to select the collection type "File".

4. Find the corresponding music song in the phone storage/memory card; click on the corresponding music song file.

5. Successfully add the corresponding music song to the collection and click "Return".

6. Click "My Favorites" while chatting.

7. Click on the corresponding music song file and click "OK".

8. Send music song files until completed.