H1538133292000, Sep 28, 2018 : I have received yesterday op6 official upadate of andoird p and installed it. after one day use I find that following things are no working 1. Bluetooth 2. call continuesly disconnect automatically as and when I pick up call. 3. most of the app continuesly crashing. it is very difficult to use my op6 after update, please do necessary as soon as possible.