Siri
Siri will hear the commands I ask, but as of about 5 days ago, it can’t complete the command. This is only for my phone, whether I’m in the car or not.
iPhone 12 Pro Max
Question marked as
Top-ranking reply
Go to Settings. Tap Siri & Search. Turn off Listen for "Hey Siri," then turn it back on. When the Set Up "Hey Siri" screen appears, tap Continue.
If "Hey Siri" isn't working on your iPhone - Apple Support (IN)