How does one change the language when recording a personal voice? It does not seem possible to change the default US English. Distressing for a Brit...
In Settings->Accessibility->Personal Voice
I press "Create a Personal Voice" and "Continue" through the two following informational text pages. Below the input field "Give you voice a name:" is the text:
"Language: English (United States)"
and I can see no way to change that to, e.g. English (UK)
iPhone 12, iOS 17