Learn how to turn a local MP3 file into a custom iPhone ringtone in iOS 26, trim it to the right length, export it with GarageBand and assign it to all calls or one contact.
Learn how to set a custom ringtone on your iPhone using GarageBand, a Mac or a Windows PC. This step-by-step guide also explains how to assign ringtones to contacts and fix common ringtone problems.
Find out why a custom ringtone keeps resetting to the default sound on iPhone or Android and learn how to fix file-location, SIM, contact, update and sync problems.