Dear developer Sony I want to give a diagnosis for the last update for Sony Xperia 5, I have suffered from slow in animation and many comments Q in opening applications and in multitasking and in fingerprint even the battery did not give its usual performance, I modified modifications according to the new update and as stated in the club did not fall any change, We want in the performance of speed in opening applications and multiplategate fast performance and save battery best device and Correction errors fingerprint reader became afraid to update the phone, Sony developers Sony, aim to update the improvement of the phone and not slow it to compare quality we find old Apple phones B six years good and excellent performance, the customer needs good care and not new phones, we know I use an economy class phone.