Engadget
This built-in Windows tool can diagnose your PC's battery health
If your laptop doesn't seem to hold a charge as well as it used to, start by checking the diagnostics this tool can report. We'll show you how to use it.

Engadget
If your laptop doesn't seem to hold a charge as well as it used to, start by checking the diagnostics this tool can report. We'll show you how to use it.
