2. Step 2: Click the red arrow to connect the ipod, as shown in the figure below.
3. Step 3: Click Music, as shown in the figure below.
Step 4, then click "Synchronize Music". As shown in the figure below.
5. Step 5: Click Delete and Synchronize, as shown in the following figure.
6. Step 6: Click the Apply button, as shown in the figure below.
7. Step 7, and then click Erase and Sync, as shown in the figure below.
8. Step 8: Click the refresh button, as shown in the figure below.
9. Step 9: After the synchronization is completed, the prompt "eject first and then disconnect" appears.
10, step 10. After reconnecting, I found that the music download on the ipod was completed.