![]() Go to the Start menu and search “cmd” to show the Command Prompt (PowerShell will do fine as well). If your battery is new and showing less than 95% of its original capacity then it is probably worth recalibrating. Checking your battery’s reported wearīefore bothering with a calibration, it’s necessary to check the reported health of your battery. Thus, even as someone who considers themselves to know quite a bit about notebooks, properly calibrating the battery in my new XPS laptops (showing incorrect wear percentages out of the box) was something I had to do a bit of reading up on combined with some trial and error to get right, and so I thought I would write a brief guide on how to do it right the first time.įollowing this protocol, I was able to reduce the reported wear levels significantly to the low single-digits and recover a good deal of battery life. ![]() Battery calibration hasn’t been much of a necessity since lithium-ion batteries got so much smarter over the past few years.
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