Check the source file. If the bitrate is too low (e.g., under 1000 kbps for 1080p), even the best AI will struggle.
I can provide specific based on your technical comfort level!
Spending your "s extra quality" (surplus resources or time) on refining these visuals requires a systematic approach. Here is a comprehensive guide on how to reduce mosaic artifacts and upscale your media to professional standards. Understanding the Mosaic Effect
Is your (CPU/GPU) powerful enough for AI processing?