The laptop battery drains extremely quickly (opens in new tab)

My laptop battery drains extremely quickly, often losing more than half its charge within just one hour of light use like web browsing or word processing, even though I have already reduced screen brightness and closed unnecessary background applications. Could anyone suggest advanced troubleshooting steps, such as checking battery health reports, identifying power-hungry processes, adjusting Windows power plans, or recalibrating the battery, to help me extend its runtime without replacing th...