1. First, we enter the desktop and open the "Settings" option.

2. slide in the setting interface, find the option of "icloud", and click enter.

3. select "backup" in the icould interface.

4. after entering, we click "icould cloud backup" and select the "ok" option to enter.

5. Then the icon that is loading will appear, just wait a moment.

6. After loading, select "Back Up Now" to run icould cloud backup, and then your music files will be saved.

7. Then the system will run the "Estimated Time Remaining" program to calculate how long it will take to complete the icould cloud backup, and just wait patiently.