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Plug in the battery only as needed to charge it. The percentage is normally just the percentage on your battery and is not an indication of the power your computer receives directly from the charger. Thus, they will be able to conduct the electric current. You don't want to perform this method too often; completely draining and then recharging most laptop batteries repeatedly can reduce the overall lifespan of the battery by 30%.

You shouldn't perform this process on a computer with a non-removable battery pack, as doing so will either require you to remove the battery (which can void your computer's warranty) or freeze the whole computer (which will ruin your computer).

I have some important data that I need to copy. Batteries can be purchased both online and in tech stores such as Best Buy. Make sure you don't have a lithium-ion battery. This image is not<\/b> licensed under the Creative Commons license applied to text content and some other images posted to the wikiHow website. What can I do to help my laptop battery last longer? This will allow for over 2000 discharges before you hit the 70% battery life mark. There are a variety of factors why your laptop’s battery might suddenly stop charging or won’t charge to full capacity. Repair Dead Laptop Battery: We all know it. You have a dead battery. Here is a step by step list of how to check the most obvious things that c… Heat can shorten the battery's lifespan, so this is an optimal step if you often use your laptop for high-power activities. How to Screenshot on HP Laptop or Desktop Computers, 3 Different Ways to Charge a Laptop without a Charger. Luigi Oppido. Rising battery temperatures may lead to sensor misfires which ultimately communicate to your system that the battery is either fully charged or missing. Look at each contact point, from the outlet to the AC adapter, the adapter to your laptop port. Finally, plug it back in, and let it charge for at least 48 hours without a break, which should improve its overall battery life. Don’t forget to check the bottom side of your laptop to make sure the battery is firmly seated into the PC frame. Ask a question to our community of experts from around the world and receive an answer in no time at all. Save yourself some time, "Going to try rejuvenating the laptop battery to see if that is the reason the computer is dead even when plugged, "Freezer method is new information for my Dell Vostro. It might sound simply silly, but it’s very easy for a power cable to be accidentally kicked our from the wall plug, or the connection to not be fully complete at the laptop end.