Huawei Mate 9 Mate 9 User Guide - Page 160
Battery management, Viewing battery usage statistics, Reducing power consumption
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Phone Manager Configure filter rules Calls and messages from blacklisted numbers will be blocked Messages from strangers that contain blacklisted keywords will be blocked Calls and messages from whitelisted numbers will not be blocked Configure filter notifications Battery management Viewing battery usage statistics Use Phone Manager to view detailed battery usage statistics for each app. Open Phone Manager. Touch remaining and swipe up on the screen. You can: l Touch Battery usage details to view detailed battery usage statistics. l Touch Consumption level to see which phone hardware and software is using the most power. l Touch Optimize to check for power consumption problems and optimize performance. l Switch on Remaining battery percentage to display the remaining battery perecentage in the status bar. Reducing power consumption Use Phone Manager to optimize performance and reduce power consumption. Open Phone Manager and touch remaining. You can: l Optimize performance: Touch Optimize. Your phone will check for power consumption problems and optimize performance. To further reduce power consumption, touch items need to be optimized manually, and then select View or Optimize to adjust the power settings manually. 154
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