How does Apple download ringtones on mobile phones?

Apple phones can set ringtones through AISI Assistant, as follows:

1. Step 1: Download AISI Assistant app on your mobile phone, then open AISI Assistant software and click Open.

Step 2: After clicking in, click the "Discover" button at the bottom of the page and find the "ringtone" in the "Discover" page.

3. Step 3: On the ringtone page, you can select the ringtone in "Recommendation", or you can select "My ringtone" at the bottom of the page or click the magnifying glass to search.

Step 4: After choosing your favorite ringtone, click the "Download" button to download the song.

5. Step 5: After the download is completed, a window will pop up on the page, and click "Synchronize Now".

6. Step 6: After the synchronization is completed, start AISI Assistant and click the "Settings" button.

7. Step 7: On the "Settings" page, just click the "Sound" function.

8. Step 8: On the "Sound" page, find "Phone Ringtone" and click it.

9. Step 9. Finally, in the ringtone, find the ringtone you downloaded. Here, take the bell of "Lisa Ono" as an example. After clicking, there is a small tick in front, that is, the setting is complete.