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This is important because during each charge cycle the battery loses a small fraction of its ability to hold charge, which is what causes the capacity to drop over time. Thus, you will consume charge cycles even if your MacBook is mostly plugged in, with only the occasional hour or two on battery power. Storing a MacBook fully charged for a prolonged length of time without use can permanently reduce the overall charging capacity.
Storing a MacBook fully discharged can lead to what Apple calls a deep discharge state , which might make it impossible to charge the battery in future. Make sure you let the battery drain from time to time. This is just how MacBook batteries work. If having checked your battery status as per the steps above you get a message such as Service Battery, or, on older models, Poor Battery Retention, or No Batteries Available.
You might be wondering exactly what is wrong with the battery in your MacBook. In which case what can you do to rectify the issues you are facing with your MacBook not holding charge or charging slowly. Apple replaced the charger and all was well. There may be an issue with your battery that has lead to a recall.
For example, Apple recalled MacBook Pro models bought between September and February Retina, inch, Mid due to an issue where batteries could overheat in those models. If you have heard reports of MacBook batteries exploding and swelling they are likely related to these particular models.
If you are eligible the switch will be free of charge. We actually cover a lot of ways to improve battery life in this article: How to save MacBook battery life. We cover how to find out what apps are draining your battery, how to change your energy saver preferences to restrict battery use, how to use Dark Mode , and various other changes. However, it is worth noting that, according to Apple, newer models are pre-calibrated. For that reason this approach may have no effect.
This will allow the MacBook to re-evaluate the battery from scratch, removing the chance that the device has an incorrect status. Just want a new battery? The next step is to consider getting an expert to replace your MacBook battery. MacBook batteries are notoriously hard to replace so we would suggest you pay someone to do it for you. Apple offers a battery replacement service for most recent models of MacBook, and prices are reasonable, but replacement batteries are available from a number of third-parties, such as iSmash or Stormfront, or KRCS.
Apple recommends that you go to an authorized service centre — that way you will know they are using the approved parts. If, having run calibration and other tests, there is no improvement, there are in reality two to three options. Alternatively, you could try and fix the battery in your MacBook yourself. However, if you fancy saving money by doing it yourself and you are nifty with a screwdriver, then by all means do so.
Sadly, the most faithful indicator of quality is price and genuine parts are usually the most expensive. For example, the early Intel MacBooks, such as the white or black range, featured batteries that could be replaced by simply turning a clearly-marked screw on the bottom of the unit usually a coin can be used for this purpose , or by releasing catches.
It could still be done but involved removing the bottom panel of the MacBook, then unscrewing the battery fixings and detaching a cable from the motherboard. Apr 10, PM in response to dannyson In response to dannyson. As suspected - no response Not a friendly forum IMO. Some humans answering questions also sleep a few hours every 24 hours. And since questions on this board are from all around the world, when someone is up, another person is asleep.
With coconutBattery you're always aware of your current battery health. It shows you live information about your battery such as how often it was charged and how is the current maximum capacity in relation to the original capacity your battery had when it left the factory. You are also able to save the current maximum capacity of your battery. So you can see the changes of your battery health over time.
New from box 2 to 5 cycles , however cycles dont account for or mean anything except in the old age of the battery. DoD depth of discharge is far more important on the wear and tear on your Macbook battery than any mere charge cycle count. As such, contrary to popular conception, counting cycles is not conclusive whatsoever, rather the amount of deep DoD on an averaged scale of its use and charging conditions. EtreCheck is a simple little app to display the important details of your system configuration and allow you to copy that information to the Clipboard.
It is meant to be used with Apple Support Communities to help people help you with your Mac. EtreCheck automatically removes any personally identifiable information from the output. Frequent high depth of discharge rates draining the battery very low on a Lithium battery will hasten the lowering of maximum battery capacity. All batteries in any device are a consumable meant to be replaced eventually after much time, even under perfect use conditions.
Lithium batteries do not like the following:. Avoid this in all instances if you can. This is hard on your battery. B: Rapid discharges as referring to energy intensive gaming on battery on a frequent basis in which case while gaming, if possible, do same on power rather than battery.
C: Constant inflation, as meaning always or most often on charge, and certainly not both in sleep mode and on charge always or often. When not being used for several hours, turn it off. Battery manufacturers advise against parasitic loading because it induces mini-cycles. Never let your Macbook go into shutdown and safe mode from loss of power, you can corrupt files that way, and the batteries do not like it. The only quantified abuse seen to Lithium cells are instances when often the cells are repeatedly drained very low….
Contrary to what some might say, Lithium batteries have an "ideal" break in period. Proper treatment is still important. If you live in a humid environment, keep your Macbook stored in its zippered case to prevent infiltration of humidity on the internals of your Macbook which could lead to corrosion.
Your battery is subject to chemical aging even if not in use. A Lithium battery is aging as soon as its made, regardless. Further still how you discharge the battery is far more important than how it is either charged or stored short term, and more important long term that cycle counts. Ultimately counting charge cycles is of little importance. Everything boils down to battery chemistry long term, and not an arbitrary number, or cycle count.
Keep your macbook plugged in when near a socket since in the near end of long-term life, this is beneficial to the battery. Apr 10, PM. Page content loaded. Oct 28, PM in response to sammymann In response to sammymann.
Oct 28, PM. Feb 25, AM. Not a friendly forum IMO and one I try to avoid unless really desperate. Meanwhile a more friendly Apple user not via this forum has pointed me in the right direction Apr 11, PM. Apr 11, PM in response to dannyson In response to dannyson. While both examples are that of a single charge cycle , the first example is more aggressive against the lithium battery chemistry than is the second example. In short, collective overall gentle shallow or mid-range draining of your lithium battery is a better use condition than is the first example of deep-draining of the battery.
While both are quantitatively identical as a single charging cycle, they are wholly different qualitatively on the battery chemistry, which is directly related to its ultimate longevity and health. In short, it is the near and mid-term life of the battery as relates to its proper care or lack thereof that is to be looked after.