Tahoe 26.1 Camera unknown from Mac mini M4, Led Cinema Display 2560*1440

Under Tahoe 26.1 :

Camera works on my MacBook Air M3 ! !

Does NOT work on my Mac mini M4

=== > It splits to my iPhone, that I don't want...

Under Tahoe 26.0.1 :

Camera worked on my Mac mini M4

and MBook Air M3

Please Mr Apple, Repair this main bug for Mac mini M4 ... urgently.

Thanks