I'm finishing my first 3D character model and I'm having problems with the textures of the boot.I put this texture that I don't remember the name on it before cutting it in UV Editing and then I made the Mark Seam and Unwrap scheme, as you can see in the image: So I made the Mark Seam and Unwrap scheme as you can see in the image and the texture looked like this in the Shading Editor after I added the nodes to do the Normal Map:
And after adding a node to make the Base Color, its texture looked like this:
What can I do to fix this? I don't think it's because of the Geometry, Bright/Contrast and ColorRamp Nodes because it happens regardless of whether I add them or not.