hello all , i upgrade my mx5 to 5.1.8 and for the firs time my phone its start lagging in games(real racing ,avabel,etc) ,stuck in some app (facebook ,facebook mesenger)and browser is very enoying becouse sometimes is not capable to load a video. i dont know why but my phone isn’t so fluid like before… i wish very much to get out of that stupid chinese shortcuts in browser ,to be more clean .