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How to keep your laptop’s battery in good health
Keep your laptop’s battery healthy.
Make sure it’s kept in a cool and moisture-free space, and charge the battery up to 50 percent before shutting down the laptop, which limits the chances of damage from a full discharge. Even simple steps like keeping case fans clean and clear can help: the better the air circulation inside your laptop, the cooler the components will run and the less power they’ll draw. You might also want to reduce the brightness of the screen, too, and make sure all of your software is up to date — newer versions of programs and operating systems are typically more efficient and less demanding.
Or read this on The Verge