In Lightroom Classic version 16.0, when using the Generative AI tool to remove dust spots, only the first click shades the area in red. Version 15.4 shades areas for all clicks.

In Lightroom Classic version 16.0, when using the Generative AI tool to remove dust spots, only the first click shades the area in red. Version 15.4 shades areas for all clicks. You can loose tracks of which dust stops have been clicked if only the first click is shaded.