Step 10 - Sync to Complete

Connect your iPhone with iTunes as you normally do.  Then click the iPhone icon in the upper-left corner, select the Tones section in the left-hand navigation bar.  Check the bubble directly left of either "All tones" or the "Selected Tones" option.   Make sure to check the bubble of your ringtone from the list. Click the Sync button and you're all done!
 

Image courtesy of: everythingicafe

Enjoy this video to explore further
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