The laptop battery does not get charged very much. Plugging your computer in when fully charged won’t overheat or damage the battery. But if you want to get the most out of your laptop’s battery, overcharging a laptop battery on the charger all the time might not be the best idea.

Here are some small steps that can make a big difference in how long your battery lasts if you pay more attention than usual.

Please don’t leave it 100% charged.

The 40/80 rule everyone knows about says that you should keep the charge level between 40% and 80% for nickel-based batteries.

Even though this rule doesn’t apply to newer Lithium-Ion batteries, it’s still a good rule of thumb. Please keep it in that area as closely as possible to make it last as long as possible.

And if you charge it to 100%, don’t keep it plugged in. Most of us do this, but it is one more thing that will harm the health of your battery. It would be best if you had some gadget to stop charging once it’s gone full.

Keep it cool

Too much heat is bad not only for your processor but also for your battery. A damaged laptop battery will lose power much faster than a cold battery. It’s best to keep your laptop away from heat when using it, but it’s also essential when putting it away.

If you keep your laptop in a room with a temperature between 32 and 55 degrees and use it daily, the battery will lose only 4% of its charge after three months.

On the other hand, if you keep your laptop at 80–100 °F and use it daily, the battery will lose 20–30% of its total charge.

Discharge Fully in a month

Most of the batteries available these days are called intelligent batteries, even though they are lithium-ion batteries.

This means that it can show you how much battery life you have available, so the manufacturer says that you need to fully drain your battery once a month to keep it from changing and give it a good life span.

Can I Leave My Laptop on Charging Overnight?

If you don’t move your laptop around much, it’s tempting always to leave it plugged into a charger. On the other hand, Overcharging a Laptop Battery overnight will shorten battery life and make it more likely to catch fire in the middle of the night.

You’ll be hurting yourself more than helping others. If you keep charging your damaged laptop battery regularly overnight, its value will decrease daily until it is useless. Because it means the battery is always running, even when it doesn’t look like it is.

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This causes the battery to deteriorate rapidly. This also makes the battery work less and remain hot all the time, which increases the speed of its deterioration.

Is It Bad to Charge a Laptop Past 100%?

It is not necessary to constantly charge your laptop to 100%. I know you’ve heard all your life that keeping your computer fully charged is essential. However, I’m here to tell you that this isn’t always true.

You don’t need to charge your laptop 100% because laptop batteries aren’t fully charged. Laptops work best when they have an average amount of work to do.

The best range for the battery is between 60% and 40%. To make the battery last longer, don’t let it drain completely.

According to Battery University, modern computers use Li-ion batteries that stop overcharging a laptop battery when complete. You cannot damage them by leaving them plugged into the charger.

If the laptop has battery power, it can be used immediately. Whether you just bought your computer or have had it for a while, it’s safe to fully charge the battery when necessary.

How Many Hours Should I Charge My Laptop?

There are so many reasons why anyone wants to charge their laptop quickly that they’ll be curious how long it takes.

A few things change how long it takes for a laptop to charge. This can be the number of battery cells, whether or not the battery is fully drained before being plugged in to charge, or whether the device has been turned on. When turned off, your laptop will probably take 1.5 to 2.5 hours to charge fully.

When it is working, the charging time depends on the program you are using on your laptop or the battery percentage.

How To Fix Overcharged Laptop Battery?

Here are some steps you can follow to fix the overcharged or damaged laptop battery:

  • Don’t use the laptop anymore.
  • Take the AC charger out of the computer.
  • Take out the laptop battery.
  • For a few seconds, I pressed the power button.
  • Then reconnect all the parts and see if you can turn the laptop back on.

It can fix your problem most of the time if there is anything not like a fault, so you need to go to the service center to fix it.

Does an Overcharged Laptop Battery Decrease the Lifespan of Laptop Battery?

An oft-repeated myth is that by doing this, you can overcharge the laptop battery and damaged laptop battery.

There are many signs of reducing the life of your battery, like leaving your damn laptop in your hot car on a hot day, but overcharging isn’t one of them.

 When the battery level on your laptop reaches 100%, it stops overcharging a laptop battery. It will not start charging again until the level drops below 100%.

This can cause a tendency where the battery overcharges and overcharges a bit, which is bad for the battery in the long run, but it won’t overcharge and damage it.


Taking good care of your laptop’s battery is good if you want it to last as long as possible. Even though battery technology has changed behind the scenes, making best practices from a few years ago absolute, there are still several things you can do to improve the health of your laptop battery. Everything you need to know is here in this article.

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