Texture dilation or Padding

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Convolution Cheat Sheet. Padding/Stride, by Vince, vswe

UV projection Substance 3D Painter

Layer stack Substance 3D Painter

Unity - Manual: Applying Edge Padding to Alpha Textures

Baking Texture Maps in Substance Painter - Unity Learn

Texture Set settings Substance 3D Painter

Version 2021.1 (7.1.0)

Unity - Manual: Applying Edge Padding to Alpha Textures

UV projection Substance 3D Painter

Baking Substance 3D Painter