Bought a T480 yesterday, charged it for 5hours, used it for 1 hour after. This morning, couldn't turn it on without plugging it in. Started charging, then Battery2 suddenly went from 0to97%
Lenovo ThinkPad T480s review: A solid business workhorse with all-day battery life | ZDNET
Best Laptop by Battery Life - Lenovo ThinkPad T480 - YouTube