How to revive dead or weak laptop battery

How to repair laptop or PC battery life

A laptop Battery can sometimes disappoint you, probably weak or even dead leaving you with little time for its usage after disconnection from an AC source, however, we bring you some tips on how to revive them to add more life to your battery.

You can replenish the life in your NiMH or NiCD PC battery by way placing it in firmly-sealed plastic bag and freezing it for 12 hours. This truely works when you have a Lithium Ion or Lithium Polymer battery.

You should keep in mind that freezing it is actually risky but if you follow the steps that will be discussed in this article you then all will be fine.
However, if you are not comfortable with the above method you can also do a battery calibration, and this works for both repair and extending the battery life at the same time, but note that, this method won’t make your battery as accurate as new (you are likely to only attain about thirty minutes of additional charge time from the earlier time when the battery holds little or no charge at all), this methods ensure you get the maximum of your battery till you can afford a brand new one.

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The three (3) methods highlighted above will be explained in details below

How to revive dead or weak laptop battery 1


Steps to revive or repair your laptop battery

Reviving weak NiMH or NiCD Battery in the Freezer

(a) Determine if you have the right type of battery for this method. First, this method won’t work for MacBooks (apple laptop products), as they all have lithium batteries. For lithium batteries skip to method two (2)

So take note that the battery in question has to be NiMH or NiCD in order for this method to work. However doing this repair technique with the wrong battery can actually get things worse or even completely destroyed.

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Turn your machine off, then open the battery cover (mostly behind the laptop). Study the text written on it to see if the battery has text like Li-ion, Li-on, Li-ion II, Lithium, LiPo, then am afraid you do not possess the compatible battery for this repair method.

If you are unable to read the text on the battery (probably it is faded), call your computer manufacturer to find out, or better use another method.

If your NiMH or NiCD battery no longer holds a charge at all i.e if it’s weak or completely dead, this method is likely to only get you an additional 30 minutes or little more battery charge capability, which is much better than the initial state. Also if the battery is draining at a fast rate, you are likely to able to get an awesome results with this particular method.

(b) Remove your NiMH or NiCD battery.

With the computer turned off, carefully remove the battery from the laptop. Don’t add too much force, the battery should come out without having to use much force so as not to damage your battery, therefore observe the battery before removing it as there should probably be information or directions on how to remove it at the back of your PC

(c) After separating the battery from the main body, place the battery in a sealed plastic bag.
Any high-quality seal able bag will work. It’s important to make sure the bag is completely sealed and contains no perforations.

And if you are not sure if the bag is suitable, you can as well wrap the battery in a towel before placing it in a plastic bag.

(d) Put the bagged battery in the freezer for about 12 hours.
NOTE Don’t leave the battery in there much longer than that, as freezing it for too long could cause it to explode. So remember this is not something to do and then go to sleep, take caution.

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(e) Remove the bag from the freezer.
Take the battery out of the bag and let it warm up to room temperature, always dry it occasionally with a towel if it appears damp. Let the battery warm back up to room temperature for up to 30 minutes before proceeding to the next step.

(f) Put the battery back into the laptop.
If there is a cover that goes over your laptop battery, slide it securely into place as well.

(g) Connect the laptop to a power source.
Don’t turn the computer on at least not yet, plug the machine back in to a power source and leave it this way overnight (or for several hours during the day time).

(h) Drain the battery.
To drain the battery quickly, it’s best to turn the computer on, unplug it from the power source, and do something system-intensive, such as watching a movie or playing game with the screen brightness in the highest level.

(i) Charge and drain your battery once again.
Do this step at for at least two times, but preferably three to four times. Once you’ve followed these steps, your initial dead battery should now hold a charge for a least a half hour, in some case you can get more.

Re-calibrating your laptop battery

(a) Determine if this method is right for you.
This method will work for any type of laptop battery. Re-calibrating the battery fixes issues where the battery meter on your laptop no longer appears accurate. It also does a complete discharge and recharge, which in turn improve the life of your battery.

(b) Charge the battery to a 100% charge.
It does not matter whether the computer is turned off or on for this step, but you’ll need to have the computer turned on eventually to confirm whether the battery has reached its full charge. Once the battery meter reaches 100% leave the computer plugged in to the power source for two more hours.

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(c) Drain the battery.
Disconnect the computer from the electricity source and drain the battery absolutely. you may accelerate this procedure through the use of the PC to do some thing system-intensive, consisting of watching a film or playing video games.

Leave the laptop unplugged for three to five hours after the drain. this may make sure that any phantom power is completely drained from the unit.

(d) Fully charge the battery. Charge the battery back up to the 100%. At this very stage, your laptop battery has been re-calibrated.

Charge your laptop battery to the very fullest

(a) Decide whether this method is right for you. Doing a full recharge will work for all battery type, no matter the battery component. Try this method if your battery is draining more quickly than it used to.

(b) Completely drain the battery. Even if the computer is turned off, the battery may still have enough charge to power the LED power light. You’ll know the battery is completely drained when the power light no longer blinks.

(c) Charge the battery with the computer turned off. Plug the computer back in to begin the charging process, but don’t turn the computer on. If the computer turns on without your prompting, shut it down right away.

(d) Let the laptop charge without interfering (and Switched off) for forty eight hours. Don’t turn the PC on for the entire 48 hour charging duration.

(e) Turn the laptop back on after 48 hours. The battery ought to now be capable of preserving a charge better than before.
That is all we have on how to revive your dead or weak PC battery
Please do use the comment box if you have any question or suggestions.
#Never give up………Giving up is meant for cowards

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