Windows 11 has a built-in report that provides insight into your laptop's battery status, including whether a replacement is actually needed.
Once upon a time, computers were gigantic installations that filled up several rooms, and scientists thought computers would only get larger from there. Instead, computers shrank. Yes, gigantic ...
If your Windows 11 laptop shuts down without a low battery warning, check notification settings, enable low battery alerts in Power Options, apply energy recommendations, and assess battery health.