What are you planning to play this on (Real PSP, Android phone, or PC)?
When looking for Resident Evil 3 for the PSP, you will encounter different file formats. Understanding these formats is crucial for a smooth installation: resident evil 3 psp iso highly compressed
Your console must be running Custom Firmware (such as PRO-C or LME). Connect your PSP to a computer via a USB cable. Open the memory stick root folder ( PSP directory). What are you planning to play this on
If you plan to use the PPSSPP emulator on your PC or phone: resident evil 3 psp iso highly compressed
Watch how the game runs on portable devices when utilizing highly compressed configurations: Key Game Features to Know Description
Which version is your PSP currently running?