https://community.sony.it/t5/xperia-archive/lolipop-5-0-2-problems/m-p/3472802#M531353 <P>can i change back to the old andriod system 4.5 or this have a solution ?!!?</P> Sun, 17 Apr 2016 15:52:08 GMT Renvespex 2016-04-17T15:52:08Z https://community.sony.it/t5/xperia-archive/lolipop-5-0-2-problems/m-p/3472801#M531352 <P>so i just updated my z1 to lollipop :3 i didnt even want to i liked the old andriod system just updated by mistake ....SO , problems : my battery runs SUPER FAST like really really super fast and recharges really really very slow idk why and the phone lags too when using apps or games !!!!!!!!</P> Sun, 17 Apr 2016 14:56:15 GMT https://community.sony.it/t5/xperia-archive/lolipop-5-0-2-problems/m-p/3472801#M531352 Renvespex 2016-04-17T14:56:15Z https://community.sony.it/t5/xperia-archive/lolipop-5-0-2-problems/m-p/3472802#M531353 <P>can i change back to the old andriod system 4.5 or this have a solution ?!!?</P> Sun, 17 Apr 2016 15:52:08 GMT https://community.sony.it/t5/xperia-archive/lolipop-5-0-2-problems/m-p/3472802#M531353 Renvespex 2016-04-17T15:52:08Z