How To Revive Laptop Battery. Manual Battery Charger - A battery charger will be needed for cooking off excess sulfation. Turn off and unplug your laptop.
To keep the excellent condition of your battery it is advisable to pull out the plug if you have reached a 100 percent battery level. This requires the use of a manual boost mode. I have worked on my Li-ion laptop battery for a month now.
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Like battery in the freezer method and discharge methods mentioned above. Next let your laptop sit unplugged for at least 3 hours to ensure its fully dead. If Battery is not working proceed to next solution. Turn off and unplug your laptop.
