If you need to set custom ringtones for your iPhone, what do you usually do? Get music from Apple Music then choose a song as your favorite ringtone? Actually, you can have a better choice. If you are an Apple Music user, you can choose any song you like to set it as your ringtone according to this article. It's not hard to accomplish as long as you follow two parts below.
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Check the overall article here: Set Apple Music as Ringtone on iPhone 13 [bit.ly]