Enable Auto Frameskipping to play PSP Games without Lags, Configure display setting option to play game in full screen resolution.
Change controls to however you want per game to play it comfortably, Always save settings to get that for all games.
I compress every game for you to get these game easily, Browse more PSP ISO games by clicking here.
Installation instructions :-
Download link given below, Click the download button
It will be redirected to another page, Click the download button again