Microphone not working when plugged to AUX on iPhone 15 Pro Max

I recently upgraded to an iphone 15 pro max. With my iphone 13, I used to have a lightning to AUX cable in my car which enables music/ sound to play the iphone through the speakers and enable me to take calls handsfree. I replaced this with a USB- C to AUX cable (to suit the iphone 15) and the music/ sound plays through the sound system fine, however the microphone no longer works (i.e. answer calls and person on the other side cannot hear me). It also has disabled Siri- if I say "hey Siri" this isn't recognised. Please help how to enable the microphone


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Posted on Nov 1, 2023 7:36 PM

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Posted on Aug 31, 2024 10:04 AM

Thank you so much!!! That worked. To quickly summarize: Settings-sound & haptics-headphone safety-select “forget all USB audio accessories,” and when prompted “Headphones or other devices,” select “headphones.” JTABAREJO, you are my hero!

82 replies

Jul 18, 2024 9:10 PM in response to BronteAP

i’m seeing the original post and comments from 2023 about this issue, and it’s now july 2024 and it’s still an issue. i just upgraded from iphone 12 to the iphone 15 pro and the aux cable with USB-C does not allow the microphone to be used. cannot use voice text, siri, or talk on the phone while it’s plugged in. the speakers work and plays spotify from my phone through my car speakers, but i have to unplug to talk. i tried the suggestion about “forgetting all usb devices” and plugging it back in and choosing the “headphones” option but it still does not work for me. Apple can we please get a resolution for this issue??

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Microphone not working when plugged to AUX on iPhone 15 Pro Max

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