Luma is incompatible with DXVK on Windows. FSR3 inputs don’t get hooked. Use DLSS inputs instead. OptiScaler’s Upscale Ratio Override doesn’t work. The input resolution can be changed in 25% intervals ...
FSR4 is currently officially supported only on AMD Radeon RX 7000 GPUs and higher. According to a recent announcement by AMD, FSR4.1 will be supported on RDNA2 in early 2027. Since AMD's 25.9.1 ...