You might have seen many forums, blogs, and papers talking about the failure of Windows 7 in identifying the laptop/notebook batter life and few people also alleged that Windows 7 causing damage to their PC batteries.
“Nope, it is not the case. Batteries are really in semi-degraded state in reported cases and Windows 7 is reporting it accurately“, Says Microsoft. You can read the Complete Story from this “Windows Engineering Blog“.
Microsoft Saying that it’s a feature 🙂