The steps to upload music to Sina Weibo are as follows:

1. Open Baidu and click the "Music" option.

2. Enter the name of the music you want to upload in the input box, and select the singer and music.

3. Click to search for this page and move the mouse to "Share".

4. Click the "Sina Weibo" icon above.

5. Click "Share" in the new dialog box that appears.

6. Log in to Sina Weibo and you will see that the upload has been successful.