IMO too hi res textures sometimes rather reveal artificial procedural noises people do them with . What looked like a proper hint to certain material features in lower resolution became overdone and obviously Substance Painter noises and scratches , often lots of redundant details that only spoils the impression. It's like…
Well at this stage, I woudn't even suggest to edit the UVs further as an attempted fix just yet. The first step IMHO is to review the *model* and the way it's been constructed. Based on that one last screenshot there are a few red flags in terms of both design and execution : seemingly very tiny details, thin panels, and…