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How To Revive Laptop Battery Li-ion & Recondition Battery

✎ Key Takes:

» It is very irritating when your laptop battery is draining so fast but if you are wondering whether your battery is dead, then don’t be upset.
» Before purchasing a new one you must try a few methods to restore a damaged laptop battery, most of the cases are solved just by doing some steps.

How To Revive Laptop Battery Li-ion:

Let’s find the methods to restore back damaged battery:

1. Basic Check-Point for your Laptop Battery (Li-ion)

Always your battery is not the main problem for a sudden shutdown, failure may also occur in your laptop. So, before chasing the battery you must check your laptop’s other parts.

Just plug in the charge and look for the battery icon on a laptop if it is charging, if not then the problem might be either with the adapter or the battery.

2. Charging Battery Overnight

This is one of the proven methods. Basically, the problem occurs when you left your laptop open without charging the battery (2-3 months) and if you don’t charge during this period then you may face this issue.

Just open your laptop after this period normally the battery would show ‘charging’.

Charging Battery

This may be a problem with your OS from detecting this and also a problem happened with your battery. Just shut down the laptop and charge it overnight. In the morning, expect your battery life to get back!

Keep in mind when you don’t need it, let it cool and shut it down. By this method, you can restore a damaged laptop battery.

3. Use a Cooling Pad for the Laptop

Most of the cases of “battery getting dead” are happened in the hot summer season, when the laptop produces too much heat and this affects the battery directly.

Always (especially in summer) use a laptop cooling pad or use it in AC rooms as much as possible. Always keep your laptop battery cool to extend its life.

4. Always Charge Battery 100% Fully

Some people do a mistake by completely not charging it, they normally charge till 50% or 60% and start using it.

The battery should be charged 100% full. Then start using it or continue charging when working. Don’t unplug until it reaches 100% as this is the best to get the maximum backup.


5. Instantly Charge When Remaining 20%-25%

It is the Best Care for your laptop battery. When your battery is draining, must charge it, actually, when the battery is low it gives too much stress on the battery. This is why the battery starts weakening. The more it hit the lower the percentage, and the more the risk arises.

Before it reaches a low level of 10%, just plugin. Also, charging at a high Wattage charger does not let the battery work best, it may damage battery cells also if you charge it too much. So, let it reach your charging limit of 20%-25%.

Remember these steps bring a short-term solution, but sometimes it gives long-term. You can also repair your laptop battery easily by changing the battery cells.

How To Recondition Laptop Batteries: [Repair]

If you are thinking that your battery is dead, then don’t be upset so soon.

You can replace laptop battery cells, most laptops are using Li-ion battery cells which can be easily changed at home. Before purchasing a new one you must follow this guide step-by-step by which you can repair damaged Laptop Batteries easily.

1. Recondition Batteries using Epsom Salt

You can use Epsom salt to recondition your laptop battery. You can now try the following steps below:

Step 1: First of all, remove the battery from your laptop.

Step 2: Then, just mix Epsom salt with distilled water in a ratio of 1:2. Make sure that the salt is completely dissolved in the water.

Step 3: After that, pour the mixture into each cell of the battery until the cells are completely covered with the solution.

Step 4: Finally, put the battery on a charger and charge it fully before using it again.

2. Using Freezing Technique

Just you can use this method to recondition your laptop battery by freezing it.


Just, try the following steps below:

Step 1: First, remove the battery from your laptop and put it in a sealable plastic bag.

Step 2: Then, place the bag with the battery in the freezer and leave it there for 12-24 hours.

Step 3: Next, take the battery out of the freezer and let it come to room temperature.

Step 4: Now, put the battery on a charger and charge it fully before using it again.

3. Repair it Manually

Let’s follow these steps to replace the battery cells & learn how you can repair laptop batteries at home:

Step 1: Shut Down Your Laptop

Before starting first shut down your laptop. Closing Down your Notebook will protect the electronics from damage.

Now remove your battery.


Step 2: Check If Your Battery Has No Power Left

Before replacing your battery check if your battery has lost all the power.

It will secure you from electrical shock.

Step 3: Now Open the Battery Case to Replace Cells

Now to open the battery case first gather some tools like a screwdriver, knife, etc. You must be aware of twisting out of shape.

If it bends, then it would not fit back into the laptop, and this process will become useless.


Step 4: Take A Picture Of The System

After Removing the upper case, you will see the system of a circuit board with battery cells fit that.

Now, first, before doing anything take a picture or more of the system so that you can see or follow the system to set the new cells.

This might help you from doing any mistakes. Keep this method in mind when you are going to Repair an Old Laptop Battery.

Step 5: Removing the Old Cells

Before touching, use a voltmeter to check if all power is drained. Now use a tool to carefully remove the wires from those cells.

Then remove the old cells from the case circuit board.


Step 6: Replace with New Cells

This is the time to insert new cells in. Check the pictures you captured before, and follow that system, carefully setting as on your image.

After finishing, close the case carefully, and make it in the previous shape so that it can fit on your laptop.


Step 7: Insert Battery & Charge For 12 Hours

Now, Insert your battery into the laptop and start it. Don’t forget to charge it for 10-12 hours for the first time.

Next, you can reduce your timing according to the OS alert.

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Pranab Sen is founder and author of Techniquehow.com. He is a full-time blogger, everything that gets published is from Pranab's hand. He likes to be a 'social media geek' since 2011 to understand the problems of readers more deeply and giving the solution through his writing.

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