Extend your laptop battery life
How to Limit Battery Charge in Windows 11 [Tutorial]
The latest Apple macOS versions detect if you are using your laptop on AC power for a long time. It automatically limits the maximum battery level to 80% to extend battery life.
At the time of writing, Windows 10 and 11 do not have this feature, but if you want a similar option to extend the battery life of your Windows laptop, you have a few options.
Why does limiting the maximum charge help your laptop battery last longer? It has to do with the chemistry of lithium-ion batteries and how they work. You can get a detailed explanation in our Definitive Guide to Battery Charging.