Windows 10 includes a command-line tool that generates a detailed report showing information about battery usage for the current device over time. Assuming you meet those criteria, all of the following steps should work just fine. This article assumes you're using a portable PC designed for Windows 10, with a modern processor that's capable of entering the Connected Standby state, running a recent Windows 10 release.
All you need is some knowledge about how your PC works with Windows 10. Reducing that anxiety doesn't require drugs or meditation. Over the years, Windows PCs have gotten considerably more capable of squeezing a full day of work out of a laptop battery, but there's still a certain level of anxiety that comes with disconnecting from a fixed power source.
