Default calling app keeps switching back to FaceTime audio

im having problem with default calling app...even after i choose mobile data as the default calling app, its still revert back to facetime audio...its annoying when u cant receive call.


[Re-Titled by Moderator]

Original Title: iPhone iMessage fails to activate after iOS 26 update

Posted on Nov 29, 2025 12:33 AM

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Default calling app keeps switching back to FaceTime audio

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