How does iphone7plus modify ringtones?

Download ringtones with PP assistant and import mobile phone settings.

Specific operation steps:

1. Connect the mobile phone to the computer, open the computer version of "PP Assistant", and click "ringtone wallpaper" on the homepage of PP Assistant.

2. Select the ringtone you want to set, and click "Download" at the back.

3. Click "Download Center" in the upper right corner.

4. Select the downloaded ringtone and click "Import" at the back.

5. After the ringtone is imported into the phone, click "Settings" on the phone desktop.

6. Click "Sound" on the settings page.

7. Click "Phone Ringing" on the sound page.

8. Click on the ringtone just downloaded, and the setting is successful.