Nokia 6 TA-1021 00WW_5_220 Version 8.0.0 Oreo is updated. 1. Extremely expensive battery power. 2. Open the music in google music only 20 minutes to shut down the application itself has to re-run. The big problem is that it consumes a lot of battery power. It only takes 15 minutes to power the battery. The battery life goes down by 8%. Quickly fix the 8.0.0 Oreo system as soon as possible.