1. Check the battery percentage of the MacBook.
Paying attention to the percentage of the battery will not directly extend the life of the battery, but it can help you plan how much work you can accomplish before you need to recharge. Here you can also see which applications will cause a lot of battery consumption.
2. Check the battery condition of the MacBook.
Check the overall health of the battery and check the battery health report, so as to know the potential capacity of the battery and whether I need to replace it myself. You can select "Battery Preferences" to view the current status and maximum capacity of the battery.
3.？ Optimize battery charging
MACOS can learn its own charging habits to reduce battery aging. Once the battery reaches 80%, it will slow down the charging speed of the MAC. After selecting "Battery Preferences", you can select "Optimize battery charging".
4. Save electricity by dimming the monitor.
The power supply of display screen is the biggest consumption of battery resources. The brighter the display, the shorter the battery life. You can reduce the brightness of the monitor to a level that makes you feel comfortable.
5.？ Quit applications that are no longer in use.
When you finish this program, you'd better close it. It can be achieved by pressing the "Command+Q" key at the same time. To know how much energy each open program consumes, you can open the Activity Monitor to check.