If you are playing via the , "extra quality" refers to graphical upscaling that far exceeds original PSP hardware:
In the context of MHFU, a high-quality (“extra quality”) save file usually includes:
: Download community-made HD retexture packs (like those from GitHub/replydev ) and place them in the PSP/TEXTURES folder.
The search for is not just about cheating; it is a testament to the game's longevity. Players wouldn't search for these files if they didn't love the game. They love it so much that they want to skip the friction and get to the fireworks.