How to Make a Conference Call on Your iPhone - Lifewire
https://www.lifewire.com/free-conference-calls-on-iphone-4103859
Web ResultNov 13, 2021 · To initiate a conference call on your iPhone, complete the following steps: On your iPhone, open the Phone app and call the first person you want on the conference call. After that person answers, choose add call. The contacts list will open. In Contacts, tap the person you want to add to your conference call.
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