If you continue to have trouble, you may want to seek servicing or call customer support. If you connect the laptop to AC power but the laptop doesn't detect it, you may need to replace the AC adaptor or seek servicing.
On the Device Manager taskbar, click Scan for hardware changes.Īlternately, select Action > Scan for hardware changes.Ĭonfirm that the laptop is receiving AC power. WARNING:Â Do not remove the Microsoft AC Adapter driver or any other ACPI compliant driver. 
Under the Batteries category, right-click the Microsoft ACPI Compliant Control Method Battery listing, and select Uninstall. In Windows 7 or Windows Vista, click Start and type device in the search field, then select Device Manager. In Windows 10 or Windows 8, hold the Windows key and press the 'x' key to open a menu in the lower-left, then select Device Manager. The notebook should then indicate that the battery is charging. Remove the Microsoft ACPI Compliant Control Method Battery and allow Windows to scan your computer for hardware and reinstall the drivers needed to manage your battery's power. Remove the Microsoft ACPI Compliant Control Method Battery If the battery is user-replaceable, ensure that the metal contacts of the battery and the laptop are clean. Afterward, reattach the battery if it was removed and reconnect the laptop. If the battery is not user-replaceable, check the bottom for a small reset button. If the battery is user-replaceable, remove it from the laptop and then hold the power button down for 30 seconds. Turn off the laptop, unplug any accessories, and unplug the power adaptor. If a battery won't charge, if a battery can't be detected by the laptop, or if there are other power issues, there are some simple steps that can be taken. 
A faulty battery may lose significantly more charge than a battery in good, working condition. However, some models will lose charge faster than others. It's normal for a battery to lose some amount of charge over time when the laptop is off and unplugged from power.
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