Is it OK to charge at 40?

No it's not bad to charge your phone at 40%. There's no good reason to wait until it's completely discharged. It wont hurt the battery to charge it if it isn't fully depleted . It will charge normally and will count less on the number of total cycles the battery has in its life .

Should I charge my phone at 40%?

Most Smartphones have a lithium-ion battery that lives longer when charged regularly. Unlike the nickel batteries used in older phones, lithium-ion batteries do best when kept above a 50 percent charge. Repeatedly allowing the battery to drain fully may shorten its life and decrease its overall capacity.

Is it OK to charge your iPhone at 40%?

Apple recommends, as do many others, that you try to keep an iPhone battery between 40 and 80 percent charged. Topping up to 100 percent isn't optimal, although it won't necessarily damage your battery, but letting it regularly run down to 0 percent can prematurely lead to a battery's demise.

Is it okay to charge your phone at 45%?

If you can't do that, shoot for keeping its charge level between 45% and 75%. The second-best charge range for batteries inside smartphones is 45% to 75% — probably a lot more realistic for most people on a day-to-day basis than 65% to 75%.

Is it okay to charge my phone at 39%?

The golden rule is to keep your battery topped up somewhere between 30% and 90% most of the time. Top it up when it drops below 50%, but unplug it before it hits 100%. For this reason, you might want to reconsider leaving it plugged in overnight.

iPhone Battery — The 40-80% Lie

Should I charge my phone at 42?

So at what percentage should you charge your phone? The best practice for preserving phone battery health is to plug it in at around 20% and charge it up to 80-90%. This is especially important if you use fast charging, as charging from 0% will cause a lot of heat, and from 80% up, fast charging becomes less efficient.

Is it okay to charge your phone at 30%?

Hamilton says that you should only be partially charging your phone to slow down the depletion of your batteries life cycle. She says the sweet spot to keep your battery charged is at 25-85%. “Lithium-ion batteries can be stressed at the extremes.

Should I charge my phone at 46%?

How often you charge will affect the battery life, for better or worse. In short, the more often you top up your battery, the better. To REALLY minimize battery degradation, top up for every 10% drop in battery level. And keep your battery level as close to the middle (50%) as possible.

At what percent should I charge my iPhone?

Do not fully charge or fully discharge your device's battery — charge it to around 50 percent.

What is the best percentage to unplug your phone?

Unplug at battery level between 80% (or lower) and 100%. Don't let your phone stay at 100% level for too long, i.e., plugging to charger after fully charged.

What is 40 to 80 battery rule?

Android phone manufacturers, including Samsung, say the same. “Do not leave your phone connected to the charger for long periods of time or overnight." Huawei says, "Keeping your battery level as close to the middle (30% to 70%) as possible can effectively prolong the battery life."

What is 40 80 charging rule?

The 40-80 rule is a way to maximize the lifespan of your battery by limiting the damage ; specifically it refers to not discharging below 40% and not above 80%. Charging above 80% becomes increasingly cause damage to the battery life cycle. Normally the life cycle of lithium ion battery is 300 to 500 charge cycle.

Can you charge your iPhone at 45%?

You can charge when it's at 40% and disconnect when it reaches 80%, or any other values, without hurting the phone. And you don't have to turn it off to charge it; in fact, you shouldn't.

Should I charge my phone to 80 or 90?

For optimized battery life, your phone should never go below 20 percent or never above 80 percent. It may put your mind at ease when your smartphone's battery reads 100 percent charge, but it's actually not ideal for the battery. “A lithium-ion battery doesn't like to be fully charged,” Buchmann says.

Should I charge my phone at 65%?

Try to keep your battery's charge level between 65% and 75%. According to Battery University, the lithium-ion battery in your smartphone will last longest if you keep it 65% to 75% charged at all times. Clearly, it's impractical to always keep your phone charge between those levels — but at least you know what's ideal.

Is it OK to charge your phone at 55?

The best thing to do is to plug your phone in when it reaches 50%. That way, you spare extra strain on your phone's battery. Bad charging habits are tough to break.

What kills iPhone battery health?

The two things that cause the most battery drain in your iPhone are its screen and cellular service. Obviously, you know when you're actively using your phone, but your iPhone is often performing tasks in the background and even lighting up your screen without you noticing.

How do I keep my battery 100% healthy?

Does charging overnight damage battery?

Charging overnight is not a danger to your battery in and of itself. However, temperature is a real concern. One of the most damaging things your battery can experience is extreme heat or extreme cold.

Can I charge my iPhone at 47%?

For a longer life of iPhone battery you should charge it when it reaches 35–40%. And yes of course you can use your iPhone while charging. Apple does a lot of work on its devices, so don't worry!

Is 45 too hot phone?

Internal temperature of around 45 to 50 degrees is normal for phones when you are using them.

How long is 1% of battery?

Anywhere from 1 millisecond to hours depending on the situation. Sometimes, your phone's battery isn't calibrated properly and will operate at 1% for literally hours before shutting off. Other times, your phone will shut down minutes after hitting 1%.

Is it okay to charge your phone at 60%?

Is it OK to charge my phone at 60%? Experts agree that keeping your phone's battery between 30 and 80 percent most of the time is the sweet spot for promoting its longevity. There is no danger in using your phone while it's charging. This myth comes from fears about batteries overheating.

How long does 40 percent battery last on iPhone?

However, at 40 or 50 percent of battery health, things start degrading really rapidly. You will be able to use your iPhone only for a couple of hours after each charge. Once you drop below 40 percent of battery health, it's time to get a new battery. Basically, your iPhone becomes pretty much unusable.

What is the best time to charge your phone?

Between 4 and 5 a.m., just before I woke up, it finished the charge to 100%. You should check to make sure this is turned on in the battery settings. Android phones do not have this feature, but you can turn on “battery optimization” which closes programs you're not using.