Is this laptop battery's wear level normal after only 40 charging cycles? In the last 4 months I charged it only to 60% while in the last month I never fully charged
How to Know When It's Time to Replace Your Laptop's Battery
How to Check the Health of Your Laptop Battery in Windows - Kevin Muldoon
power - Battery shows 100% charged but netbook does not work without AC adapter - Super User
Dell XPS 9500 - Battery wear levels are just too high : r/Dell