There really needs to be a way to change the "hey Siri" command. When one has 2 iDevices, they activate at the same time. We either need a cydia tweak or an update. But no more updates. Some fix this in Cydia, please. Apple may provide or recommend responses as a possible solution based on the information provided; every potential issue may We see you're trying to change the voice for Siri, and we're glad to show you how. You are in the right spot in Settings. To make that change, Siri will need to be turned on, so we recommend tapping either "Listen for 'Hey Siri'" or "Press Side Button for Siri" and you'll then see options to change Siri Voice options. Siri not responding mmm hmmm when I say "Hey, Siri". With my iPhone 13, now updated to Version 15.2.1, I used to say "Hey, Siri", and Siri would respond "Mm Hmm." Siri is not doing that on my phone anymore. I like that feature because I don't have to look at my phone to know that Siri is listening to me, and then I know that I can ask Siri a 5AzkBx.