Lenovo IdeaPad S940-14IIL Manuel D'utilisation page 28

Check the battery status
Charge the battery
Note:
Check the battery temperature
Hardware Settings ➙ Power
Power Status
Note:
Set power button behavior
Power Options ➙ Choose what the power buttons do
Change or create a power plan
Power Options ➙ Change plan settings
Set performance mode
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System hardware ➙ Battery
Fn Q