It's helpful to know what you're getting from the repack:
Extract the Data: Use an app like ZArchiver to extract the file if it arrives in a .7z or .zip format. fifa 14 highly compressed ppsspp repack
The gameplay frame rate remains largely unaffected because the PSP's texture assets for FIFA 14 are relatively lightweight. However, the user experience suffers due to degraded audio quality. It's helpful to know what you're getting from
Stripping out blank data sectors that developers originally used to optimize disc-reading speeds on physical PSP hardware. Stripping out blank data sectors that developers originally
A "highly compressed" or "repack" file is a modified version of the original game ISO. Through advanced file compression techniques, developers can shrink a game from hundreds of megabytes—or even gigabytes—down to a fraction of its original size, sometimes under 100MB to 200MB.
Enabled (provides a significant speedup). Quick Setup Guide