You can download the highly compressed FIFA 11 PSP game from a reliable source. Once downloaded, follow the installation instructions to install the game on your PSP.

You're looking for information on a highly compressed version of FIFA 11 for the PlayStation Portable (PSP), specifically a verified compressed version.

After scanning dozens of ROM forums (CDRomance, Archive.org, and Reddit’s r/ROMs), the most reliable file comes from a specific scene release known as "FIFA 11 [ULTRA RiP]."

: There is no "official" verified compressed version from Electronic Arts. Most "verified" claims on third-party sites refer to community testing on emulators like PPSSPP. Recommended Formats

A standard FIFA 11 ISO typically takes up about of space. Highly compressed versions, often in CSO format, can reduce this size significantly.