This is the reason why MacBook consumes fast power after installing Windows system.
According to the NotebookCheck test, when using the Windows operating system, the MacBookAIr used for the test improved the screen brightness by 30%.
Specifically, when NotebookCheck runs in BootCamp mode under the newly installed Windows 10 system, it is found that in the endurance test, compared with the native macOS operating system, the screen brightness is improved from slightly higher than 400 nits to nearly 550 nits.
Battery health management will help to prolong the service life of the battery in the long run, but it may also shorten the time that the Mac can run once after applying the battery capacity limit.
If the most important thing for you is to extend the use time of a single charge of your Mac laptop as much as possible, you can turn this function off.
If you want to turn off the battery health management function of a Mac laptop with an Intel processor.