1. Open Sina Weibo first, and then log in to your account. After successful login, you will enter the panel as shown in the figure. At this time, an icon similar to three points will be found in the lower right corner of the panel.

2. After clicking the three-point icon, three options will pop up. Select the "My Information" button from the three options.

After selecting the "My Profile" button, you will enter the control panel. If you gently pull down the panel, you will see a "Personalize" option. Select this option.

3. Then you will enter the personalized panel, where you can see a "background music" button and click it.

4. After selecting the background music, you will enter the settings panel. There will be some popular songs to choose from at this time. If there is nothing you want here, you can enter the song you want to set as background music in the search box, select it and click "background music" at the back of the song.

5. Add successfully. If you want to view the background music, click the View Background Music button.

6. Then you will enter the screen, where you can see the songs set as background music. If you want to play them, click the Play All button.

7. Then you will enter the screen and the background music will be played.