How does a MacBook use itunes to set an iphone ringtone?

On the MacBook how to modify the iphone ringtones, and win with the PP assistant Itoos and other tools than do a lot of trouble, so far Itoos, pp Assistant Mac version There are many bugs, I have tried, have failed, the only use of itunes, although trouble, It works!

1, the first connection IPhone6 and Macbook,itunes open, into the playlist (and look below), you need to set the music into which, how to put everyone understand, do not elaborate.

2, then observe your itunes interface, whether it has in the upper left corner of the toolbar (called the toolbar, I do not know what is the column, the position below) added the ring button, if not added, click on the picture red circle ... ", added in the Drop-down menu editor. If you already have a ringtone button, skip this step.

3, in the playlist, select the set of music, right-click the mouse appears menu, click the Display profile, the following figure.

4, into the Display Profile dialog box, enter the options, where the "start" and "stop" to modify the length of the ring, the ring not longer than 40 seconds!

5, after the change, in the playlist click on this music, right-click menu to choose to create the ACC version, created in the original music below you have changed to the ringtone music files, to see the length of music can be distinguished (see photo)

6, then select the modified Ringtone file, right-click menu in the Finder in the display, into the finder to find this ring, click to modify the suffix name, from the original "M4A" changed to "m4r."

7, after the change, open the Finder, the suffix of the m4r of the ringtone file dragged to the desktop or other files, suggest the desktop, more easy to find.

8, then click on the "My Music" interface, find the first ring, remember is the suffix for m4r ringtones file, not the original music file, right click Delete.

9, a key step, now click on the itunes ringtone interface, and then open your Finder desktop interface, find the first you drag to the desktop of the ringtone, directly to the itunes ringtone interface can be dragged.

10, the last step, sync your ringtone, click on itunes your device is the iphone interface, select the ringtone and then sync! You'll be able to see it in your phone's "voice"-"phone ring"-so the iphone ringtones are set!!

Note: Be sure to remember the eighth step to remove the ringtone file in my music, otherwise itunes is unable to add existing music to the ringtone!