If you delete it, Yuzu forgets every shader it ever learned. You will experience stuttering for every single visual effect from scratch, as if you are playing the game for the first time again.
When this setting is enabled, Yuzu stops waiting for the shader to finish compiling. Instead, it says, "I’ll draw this object later; just show me a black box or a missing texture for a split second." The game continues running at full speed, and the shader compiles in the background. shader cache yuzu
Inside, you will find folders named after the game’s title ID (e.g., 0100F2C0115B6000 for Tears of the Kingdom ). Inside that is a vulkan.bin or opengl.bin file. If you delete it, Yuzu forgets every shader it ever learned
If you have ever tried to play The Legend of Zelda: Tears of the Kingdom , Super Mario Odyssey , or Pokémon Legends: Arceus on PC using the Yuzu emulator, you have likely encountered the dreaded "stutter." The game runs smoothly for a few seconds, then freezes for a split second, then resumes. This is not a problem with your CPU or GPU being too weak. It is a problem with shaders . Instead, it says, "I’ll draw this object later;