As you probably know, a battery’s charge capacity diminishes over time. If you’ve recently bought an M-series MacBook, you spent a good amount of money on that laptop, so you want the battery to be viable as long as possible. Fortunately, macOS has built-in ways to help maintain your battery’s condition.
In macOS Sonoma, the Battery System Setting provides good information you can use to determine your battery’s health. There’s a chart that displays