• In macOS, go to the menu bar at the top of your screen and select the battery icon.
• The battery's condition is shown by the icon. It also shows whether the battery is charging or draining, as well as how much time the battery has left to charge or drain completely. Finally, it can show a list of programmes that are using a lot of battery power.
• Open Energy Saver Preferences to explore the Energy Saver choices and modify your laptop's power consumption. You can also access these features using System Preferences. These choices allow you to fine-tune how your laptop consumes electricity. Create separate configurations for when the laptop is plugged in and when it is running on battery power using the Battery / Power Adapter buttons.

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