Learn how to turn an MP3 file into a custom ringtone for iPhone and Android, including how to trim the audio, choose the correct format, transfer the file and fix common ringtone problems.

How to set a custom ringtone on Android, including step-by-step instructions for Samsung Galaxy, Google Pixel, Xiaomi, OnePlus, Motorola and other Android phones.

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.

Is your custom ringtone missing from your phone’s sound settings? Learn how to fix ringtone format, storage, import, permission and playback problems on iPhone and Android.