Is It bad to Keep MacBook Pro Plugged In?


If you’re like most of us you probably leave your charger plugged in your macro pro for long hours since you don’t have to worry about the battery dropping and having to plug the charger back in.

Laptop performance is also much greater when your laptop is plugged into the charger since it provides the laptop with additional power. So this brings us to the question is it bad to keep your MacBook plugged in all the time?

It’s not bad to keep your MacBook pro plugged in all the time since MacBooks use lithium-polymer batteries which stops charging the laptop once it’s fully charged. This allows your MacBook to run off the power cable as opposed to the battery. However, keeping your battery at 80-30% is generally recommended in order to prolong battery life span.

Keeping your charger plugged in isn’t a bad thing in fact it reduces your laptops cycle count which helps maintain the health of your battery. Although there are a few things you should know about keeping your laptop charged at all times.

Does Keeping Your Charger Plugged In All The Time Damage Your Battery?

No, keeping your charger plugged in all the time doesn’t damage your battery. MacBook laptops use lithium-polymer batteries which stop charging once your battery reaches 100% so it’s impossible to overcharge your laptop. But when it comes to prolonging the life of your battery is it bad to keep it plugged in all the time?

well not really as we mentioned you can’t overcharge your battery so it’s no longer charging once it hits 100% but if prolong your battery life is really important to you than an ideal range to keep your laptop battery is from 80 to 30% charged. So even though leaving your laptop plugged in doesn’t reduce battery life, keeping it to 100% does.

It’s important to know that your laptops battery life will depreciate overtime naturally there are a few things you can do in order to maximize battery life but it will depreciate over time naturally and leaving it to 100% occasionally isn’t an issue but it would be ideal to use your battery once in a while. So if you do keep your charger plugged in constantly it would be a good idea to let your battery to occasionally run on the battery, around at least once or twice a week.

When Should You Unplug your Charger?

The only issue with keeping your charger plugged in at all times is it can cause your laptop to heat up quicker. Overheating is what can actually cause battery life to depreciate much quicker. Ensuring your laptop doesn’t overheat will prolong your laptop battery life and the overall health of your laptop.

Overheating is the cause of most issues with laptops, although overheating doesn’t only occur from leaving the charger plugged in, there is a whole list of reasons which can cause your laptop to overheat. The main thing you should be aware of is how to reduce the risk of your laptop overheating.

Let’s take a look at what you should do once your laptop starts to overheat as well as how you can avoid overheating your laptop:

What to do when your laptop overheats?

  • Avoid Google Chrome: believe it or not, google chrome can cause your laptop to heat up much faster since it uses a high percentage of CPU resources. This doesn’t mean you should avoid google chrome completely but to avoid it once you notice your laptop starts heating up.
  • Keep your MacBook on a flat surface: placing your laptop on your lap or bed is not a good idea since it can cause fans from being blocked. Which can cause your laptop to heat up & slow down.
  • Reduce the number of tabs you have open: having an excess amount of tabs open causes your laptop to use more resources which can cause your laptop to heat up quite rapidly. Simply bookmark pages you want to come back to in order to reduce overworking your laptop.
  • Install the latest version of mac: make sure you’re mac is always running on the latest version. New versions typically contain performance enhancements as well as security improvements.
  • Keep your MacBook away from sunlight: sunlight can cause your laptop to heat up quite rapidly and can damage internal components so keeping your laptop away from sunlight will reduce the chances of your laptop from heating up.

How To Prolong Macbook’s Battery Life?

As we mentioned above laptop batteries naturally decline over time, although there are a few things you can do to maximize your batteries life span. Let’s take a look at a few methods you can use to increase your laptop batteries life span:

  • Keep your MacBook charged while you use it in order to reduce cycle count.
  • If you decide to store your MacBook pro for a long period of time without using it, then ensure it’s charged at around 50% battery instead of storing it at 100%.
  • Always update your Mac to the latest version since it typically includes features that impact battery life.
  • Avoid exposing your laptop to extreme temperatures. Ideal temperatures range between 62 to 72 Fahrenheit(12-22 celsius).

Related Questions

1. Can a MacBook break from overheating?

Yes, overheating can cause damage to your laptop as well as to its internal components. But thankfully mac has a safeguard feature that will shut of your mac or tune it down if it starts to overheat. This feature ensures your laptop never reaches a dangerous point of overheating.

2. Is it normal for Macs to get hot?

Macs typically get quite warm & sometimes may get quite hot if your laptop’s using additional resources & CPU power. This is quite normal but it’s best to ensure you’re laptop doesn’t get too hot. Follow our tips above to ensure your laptop always stays cool.

Final Thoughts

So there you have it, it’s completely fine to keep your MacBook pro plugged into the charger for a long period of time since it uses lithium-polymer batteries which stops charging once the battery hits 100% meaning when your laptop is 100% it will be running off the power from your charger opposed to your battery. Although you shouldn’t leave your charger plugged in and never remove the charger a healthy medium is what we recommend. So removing the charger at least 3 times a week and letting it run on battery, although when running on the battery you should ensure your laptop doesn’t fall below 20%, constantly dropping below 20% and charging it to 100% can slowly but surely diminish battery life.

If you really care about increasing the life of your battery you should keep it charged at 80 to 30% without falling below 20%, charging your laptop to 100% also isn’t ideal for the battery life although if its already at 100% leaving the charger plugged in will do no harm since it will be running on the charger power if its plugged in. Anyway, we hope you enjoyed this article, thanks for reading!

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