Yeah, that's more for a "soft reset" that was brought up. As far as just shutting down and turning back on the following should apply:Thanks appreciate it.
I see the part with volume down button used on older iPhones 7+ and older which is opposite from other poster using his volume up button.
I had read that a few day’s back unfortunately nothing pertains to this issue I’m experiencing.
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Restart your iPhone - Apple Support
Learn how to turn your iPhone off, then back on.