Prepare tools
One iphone, one computer, and itunes software.
How to change the ringtone
1. Install itunes on your computer, connect the iPhone 5S to your computer, set "device" in itunes, click the ringtone option, and check the synchronization ringtone.
2. Click "music" in itunes-add the file to the database-select the correct path to import the music.
3. By default, there is no ringtone in itunes. You can click "edit-preference settings-in the" regular "source options" in itunes to hook the ringtone.
4. now, in itunes, click "music" to find a song you want to set a ringtone, right-click the "show introduction" option and fill in the start time and stop time part of the music as the ringtone (the music as the ringtone will be within 40 seconds, so pay attention when entering the time)
5. now, right-click the music in itunes and select "create AAC version" for the song that made the ringtone. A music clip you just captured will be displayed, right-click it and choose "Windows Resource Manager"
6. then, in windows resource management, change the m4a file name suffix to m4r format and copy the music clip. paste the copied music into the 'ringbe' of itunes. the iPhone 5 ringtone in M4r format is created. Connect to your iPhone 5 for synchronization.
Ringtone setting method
After successfully syncing the "Ringtone", the ringtone will appear in the "Settings"-"sound"-"Ringtone"-"custom" of the mobile phone. You only need to select this ringtone.