kailangan po rooted yung phone mo boss, pag nainstall na po, open the app tas mkkta mo po lahat ng list na mga apps na nka installed sa device mo, piliin mo lang po yung game na gusto mo i tweak, enable custom settings tick nyo po yung box then kayo na po bahala mag tweak sa anti alliasing, lower rending resolution, force 16bit rendering ,optimize GLSL shaders or use fake GPU info like tegra 2,3 or 4,MALI gpu type, bhla po kau kung ano select nyo, note po bago po install pki google po kung supported po ng cp nyo ang gltools kc my possibility po na ma brick yung cp nyo or kung rooted na po cp nyo at nka custom rom na po kau i suggest na mag full back up po kau para just in case anything goes wrong pag install nyo gltools mdli nyo lang po ma revert sa stable state nyo yung cp mo, sana po mka tulongpaano sya paganahin