In emulation communities, “highly compressed” usually refers to file formats like .CSO or .CHD (compressed ISO). However, extra quality goes a step further:
These modifications can shrink a 3 GB original to 400–600 MB while keeping textures, frame rates, and sound nearly identical to the PS2 original—when played on PPSSPP’s Vulkan backend. These modifications can shrink a 3 GB original
When searching for the PS2 ISO version of the game, you will encounter these terms. Here is what they actually mean: Extra Quality:
Extra Quality:
Use 7-Zip (free) to extract the archive. Inside, you’ll likely find: you’ll likely find: