Battery life varies with screen brightness, workload, wireless activity, and the age of the battery. Start by checking which apps use the most energy and close those you do not need. Lowering brightness to a comfortable level often helps, while a built-in energy-saving mode can reduce background activity when you are away from an outlet.
Disconnect accessories that are not in use and turn off wireless features only when you do not need them. Video calls, games, large downloads, and intensive creative work can use considerably more power than writing or browsing. If your laptop offers a refresh-rate setting, a lower rate may help with light tasks. Keep the operating system and device drivers current, but avoid installing unknown utilities that promise unrealistic battery gains.
Heat can contribute to wear, so use the laptop on a firm surface and keep its vents clear. Follow the manufacturer's charging recommendations; modern laptops generally manage charging automatically, though optional charge limits can help when a device stays plugged in for long periods. Check battery health through the system's built-in tools. If runtime suddenly changes, review recent software or usage changes before assuming the battery needs service.