If you miss the physical look of the 3DS screen, LCD shaders can simulate the sub-pixel grid, making the emulation feel less like a "PC port" and more like the original hardware. Popular Shaders to Try

This article dives deep into what Citra shaders are, the best ones available, how to install them, and how to tweak them for specific games like Pokémon Omega Ruby , Ocarina of Time 3D , and Fire Emblem Fates .