Several monthes ago Sony started to push Android Lollipop 5.0.2 to their Xperia Z line phones. After upgrade some customers started to complain about battery and system performance in their phones.
For example if Xperia Z2 or Z1 compact could work up to 2 days with single charge, after lollipop they hardly can work 1 days.
Or in kitkat versions Xperia Z line phones work too fast and smooth, but with Lollipop versions they work slow as low-end smartphones.
So for both cases i tried 2 experiments(i am using z1 compact) and both gave great effect.
1. For battery. Go to settings-power management-stamina mode, and use exactly this configuration: Continue reading →