On the PPSSPP emulator, you can upscale the resolution to 1080p or even 4K, add texture filtering, and use save states—features the original PSP couldn't dream of.
A file usually comes in the .cso format. A file that might originally be 1.1GB can often be compressed down to roughly 300MB to 600MB , depending on the compression level used. tomb raider legend highly compressed ppsspp
The user selects the original ISO, chooses the target format (CSO or CHD), and sets a compression level. On the PPSSPP emulator, you can upscale the