1. Settings → Battery → Power Saving Mode → Off 

Settings → Battery → Super Power Saving Mode → Off

2. Settings → Battery → Battery Management → Zegoal → Enable Auto-Start → On

Settings →Battery → Battery Management → Zegoal → Enable Background Execution → On

3. Settings → Battery → Performance Mode → Don't Improve Performance → On

4. Settings → Battery → Power Saving Options → Sleep Optimization in Power Saving Mode → Off

 

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