I forgot my security questions answer
How can I recover my security cautions answer or changed my security questions answer
iPhone 6, iOS 12
Question marked as
Try using Apple's iForgot service.
If it says they don't have sufficient information, you need to set up two-factor authentication or contact Apple's Account Security team. To reach them, click here or here and pick a method; if you can't use any of those listed, choose one from this link.
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