: Connect your iPhone 4s to the computer. Drag and drop the .m4r file into the Tones or Devices section of iTunes. 3. Using GarageBand (No Computer Needed)
To download or create a custom ringtone for an Go to product viewer dialog for this item.
: In iTunes, right-click your song > Song Info > Options . Set the start and stop time to a segment under 40 seconds (typically 30s). Convert to AAC : Go to File > Convert > Create AAC Version .