Battery maintenance mode,
Lenovo notebook power management software has battery maintenance options to provide two modes, one is the battery full mode, charging capacity can reach 100%. The other is the battery maintenance mode, charging to 60% will stop charging, can extend the life of the battery. You can check whether it is set to battery maintenance mode, and change it in Lenovo battery management software.
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1 Right-click the power option
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2 Change the schedule Settings
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3 Change advanced power Settings
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4lenovo Power Management
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5 Start the Lenovo power management software
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6 An icon that looks like a kilometer meter will appear
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7 Click Power Settings in the lower right corner
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Select full battery mode at 8:00 and confirm.
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Then close the open options in turn