Questions tagged [battery]

Concerning devices that store electrical power which can be used to run various devices in the absence of external power.

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1answer
14 views

Macbook Pro 2018 battery not charging

I am having a version of the battery not charging issue on my Macbook Pro 2018 (13-inch, Four Thunderbolt 3 Ports). The symptoms are somewhat different from related issues, such as in this post. I am ...
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0answers
27 views

Spotlight Significant Energy Usage

The battery life on my MBP 2017 has recently decreased to around 3-4 hours after lasting around 8-9 hours for the past 9 months. Activity monitor also shows spotlight having an average energy impact ...
14
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5answers
2k views

Does battery condition have anything to do with macbook pro performance?

Hello I'm using a mid 2015 MBP. My battery lasts 1-2 hours now, I got this text Condition: Replace Soon on the battery icon. Other stuff are my computer sometimes heats up, gets really slow and ...
2
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0answers
22 views

Is there any list or reference for maximum fast charging values/wattages of Apple devices?

From what I understand, many of Apple’s iOS (and iPad OS) capable devices are capable of fast charging since the iPhone 6 (6s?) was released. And nowadays, all MacBooks (MacBook, MacBook Pro and ...
2
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0answers
18 views

Check system logs for “Service Battery” entry

I would like to find evidence of when the "Service Battery" warning has been activated. I knoow the console.app exists, but I'm not sure how to query it for what I am looking for. Why I want to do ...
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0answers
27 views

Frequently Have to Reset SMC to turn on MacBook

So over the last 2-3 weeks my 2014 13 inch MacBook Pro has developed an issue. I have to reset my SMC in order to power it on. This has occurred about 4-5 times. Additionally, my battery is on it's ...
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0answers
28 views

MBP shuts down at 40%~ battery, and recalibration didn't help [duplicate]

EDIT: I don't think this is a duplicate question. My MBP is only 2 years old and its battery cycle count is only 90. I have a MacBook Pro (13-inch, 2017, Four Thunderbolt 3 Ports) with macOS 10.12.6, ...
3
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0answers
35 views

My iPhone 7 Plus died after being exposed to cold weather and a bit of rain. Will I be able to retrieve my data?

My iPhone 7 Plus won't respond to a hard reset. I'm not able to switch it on either. The phone detects the Home button being pressed only sometimes. I haven't backed up my data in a long time and ...
3
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2answers
104 views

IPhone X randomly crashing while in use

This started yesterday morning, and crashes about every 20 min or so of use, it was fine all night. And when it crashes, I get this red spike in battery performance. What’s going on and how do I fix ...
2
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0answers
30 views

Fluctuating battery capacity in coconutBattery

I am a new MacBook user. I have a problem with my battery. When I tried to see its stats from coconutBattery, sometimes it said 6200/6667(93%) and sometimes it said 6560/6667(97%) to be the full ...
3
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2answers
55 views

Does charging to 100% damage an iPhone battery

I have an XR and as I am indoors a lot of the time, my phone does spend a few hours charing at 100% (although I unplug at night). It's rare that I let the phone run past 80% and even rare that it ...
2
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3answers
41 views

MacBook Pro immediately shuts down when disconnected from charger, auto starts when opening MacBook, even after shutdown

I am running macOS 10.14.6 on a late 2013 MacBook Pro. The system immediately shuts down when the charger is unplugged. Oddly, even after intentionally shutting down the computer, it auto-starts ...
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0answers
35 views

Low Battery Notification for All Devices

Is it possible to get "low battery" notifications for all the devices that are connected to my iPhone? I have AirPods and Apple Watch connected to it. I know I can see the battery levels in the "...
0
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1answer
27 views

Can I charge a DC 5V - 2.15 A power bank with an Apple Macbook charger?

Can I charge the following power bank with a macbook chager? Power bank input: DC 5V - 2.15 A (Input port: Micro USB) Macbook charger: Apple 29W USB-C Power Adapter: 5.2V @ 2.4A, 14.5V @ 2A (with ...
2
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0answers
19 views

Battery status in menu bar is not changing though It is charging?

My Mac book pro 2015 is charging however the battery status is not changing. But when I toggle the button "Show battery status in menu bar" in Energy Saver it shows the correct battery percentage. So ...
0
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1answer
20 views

set audio alarm for when charger is disconnected

My macbook air is getting old, so the battery is rather unreliable. This means I have to keep it constantly charged, or my computer may shut down suddenly as the battery plummets. But the charger is ...
1
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1answer
34 views

Can a brand-new iPhone be stored in its box long-term?

I purchased an iPhone SE last year but still haven’t opened it. Is it safe to leave an iPhone unopened in its box long-term (at room temperature if that makes a difference) without any negative ...
1
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1answer
74 views

How to minimise the risk of using a MacBook Pro 2015 recalled due to battery faults

My MacBook 2015 pro Retina 15'' has to be recalled by Apple. The reason is that its battery may be a fire hazard; eg macromors. Apple said the repairs can take two-three weeks. Because of my work, I ...
2
votes
1answer
263 views

Does macOS show battery health for third-party replacement batteries?

My late 2013 13" retina MacBook Pro's battery is on its last legs, and I need to replace it soon. I'm thinking of buying a replacement battery kit from iFixit, and I'm wondering if macOS will be able ...
0
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0answers
17 views

USB-C charger only delivery direct power to Macbook even if battery is not full

I have a USB-C charger 87W which I use for my MacBook Pro 15-inch (2018). It only delivers power to my MacBook but doesn't charge the battery (shows a black icon at the top right-hand corner) even if ...
2
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1answer
47 views

Macbook feels a lot hotter than usual; are these temperatures normal?

I have an early 2015 13" Macbook pro with a 3.1 GHz Intel Core i7 processor. I've been having some battery issues lately, that could be been attributed to charging my laptop and plugging in foreign ...
2
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2answers
69 views

iPhone 5s shows low battery symbol with lightning bolt when plugged in

I have an iPhone 5s, purchased in ~2013. The battery is original and has never been replaced. I have had charging problems with it recently - I needed to wiggle the cable to get it to charge. I ...
1
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2answers
61 views

Can I get any compensation for 2-week turnaround on 2015 MacBook Pro battery recall?

I have a 2015 MacBook Pro (still under AppleCare) that is covered under the battery recall issue. However, the machine is my primary work computer, and the Apple Store has said that they have to ship ...
2
votes
1answer
24 views

How do I prevent my MacBook Pro from dimming the screen on battery power?

I sometimes work on my MBP in the car (from the passenger's seat, of course) and it is impossible to see anything unless the screen is on the maximum brightness. Every few minutes, however, I have to ...
3
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2answers
173 views

Has Apple indicated that some 2019 MacBook Pros have a fault relating to power, battery or shutdown issues?

I bought a MacBook Pro two days ago and when I was using it for the first time I noticed that when it drops below 40% (20%-40%) it shuts down with no warning and it's impossible to turn it back on ...
3
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2answers
177 views

What is the safest way to leave my MacBook on 24/7 with macOS Mojave?

I used to use sudo pmset -a hibernatemode 25 to try setting my MacBook to hibernate instead of sleep, so that it pulls power away from the RAM/hard drives, etc. and puts the laptop into a proper sleep....
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0answers
14 views

MacBook Pro 2011 battery not detected

My MacBook Pro 2011 battery is not detected. There is no spill of water or whatsoever on my logic board. One day I took out the battery and when I placed it back the problem occurred. So I tried ...
4
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2answers
207 views

My brand new MacBook Book Pro dies at 30% with no warning

I got my MBP earlier today and when I'm using it it works just fine but when it dies it gives me no warning and it dies around 30%, I don't know how to fix this issue as it's supposed to have a 10 ...
1
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1answer
27 views

How do I know how much time battery has left on my MacBook?

macOS used to show how much time your battery was good for before it died (e.g. 4 hrs and 22 mins). I don't see it anymore though. Now it just gives a percentage. I'm running macOS Mojave 10.14 on a ...
14
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4answers
2k views

What does Apple mean by “This may decrease battery life”?

Does it mean that my battery will "lose capacity" over the years (months?) or that it will just uncharge faster because it's consuming more energy?
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2answers
69 views

LG Ultrafine 5K always keeps my Mac charging, is this bad?

The LG Ultrafine 5k Monitor is great for Apple computers. But the thing is that it will always keep your Mac charging, whether you want it or not. Is this bad for the battery life?
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0answers
14 views

My AirPods do not keep their charge nor do they charge in general

I am having trouble charging my AirPods. I only got them a month ago and they were working completely fine. I take very good care of them, keeping them in the box when not in use. I came to charge ...
0
votes
1answer
31 views

MacBook Pro Retina 15" (Mid-2015) New battery has weird metering

New battery installed. Charges up to 100%, runs down to 50% then suddenly instantly drops to 7% and stays there for about 2 hours. Battery seems to continue to work but metering is wrong. Tried all ...
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0answers
39 views

MacBook Pro late 2013 (Model: A1502) won't boot or respond to any Input

I have a big problem with my MacBook Pro late 2013 it does not boot or light up in any way. Current behavior The only reaction that I get is, when I connect it to the powercord and start with the ...
8
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2answers
179 views

Update MacOS on a MacBook with dead battery

I have a macbook 12'' running sierra that I use occasionally. The battery died some time ago, showing an X in the status bar. I want to update to a new version of macOS but the installer shows: ...
1
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1answer
53 views

Macbook Pro keeps waking from sleep during the night and draining battery

My 15-inch MacBook Pro (Touch Bar, mid-2017) has always been plagued by issues with sleep. After not using it for a few months, I started using it again yesterday and found out that during the night ...
0
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2answers
47 views

What to do if MacBook Pro 2017 uses more wattage than the charger can give?

I wanted to ask, what to do if MacBook Pro 2017 uses more wattage than the charger can give? Why I am asking this or thinking this might be a problem? I tried to play some games on BootCamp (playing ...
2
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1answer
59 views

Macbook battery bar showing as red; battery % jumps around; battery condition normal; out of US charging

I've been in Europe since 7/5. I've been charging my 2015 macbook pro (purchased in the US) in the UK from 7/5-7/11 and in Italy from 7/11-current. I use a power adapter (not a converter) since the US ...
0
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2answers
19 views

Suggestions for a safe-n-fast charger for a bunch of 6th gen iPod Touch Devices?

I have about 30 iPod touch devices that connect to a charger with multiple ports on it. There are 4x 5V/2.4A ports and 4x 5V/1A ports on the device that charges them. It seems as though the the 5V/...
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0answers
59 views

iPad Mini 2 - Not Charging After Drained

My iPad Mini 2 won't turn on anymore after it drained even when i'm plugging in the charger it will just show (see image) then turn off again.. Before this case happened my 10W apple charger suddenly ...
2
votes
0answers
64 views

Standard charger for Macbook Pro insufficient [duplicate]

I recently bought a MacBook Pro (15-inch, 2018) and I am using the OOTB Power Adaptor (87W) and USB-C cable. I am finding that when I run computationally expensive processes (e.g. I utilize multiple ...
0
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1answer
23 views

MacBook Pro goes into hibernation immediately after login, how do I fix this?

My Mid 2012 MacBook Pro, goes into hibernation immediately after logging in. Battery indicator still shows around 95% charges when it does that. When I plug in and reboot, battery shows 0%. This does ...
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0answers
23 views

Fully charged 2015 MacBook Air shuts down instantly when disconnected from power

My father is using an Early 2015 MacBook Air (i5 Dual-core, 128GB SSD, 4GB RAM). He's been using it without any problem since the day he bought it, until it started turning off instantly the minute he ...
2
votes
1answer
263 views

MacBook Pro 2018 battery drain with lid closed, wakes every 2 hours

My MacBook Pro 15" 2018, running macOS Mojave 10.14.5, is losing about 10% battery overnight, despite the lid being closed. Here is the output of pmset -g log, from the time I closed the lid yesterday ...
1
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2answers
57 views

How can I ensure that laptop batteries I buy are genuine?

I need new batteries for my for MBP 2012 8.1 13". I ran across a site selling what seems to be actual new Apple batteries. Is this a scam? I would like to buy a real Apple product, so how can I be ...
2
votes
2answers
123 views

When using a USB-C monitor with power delivery, does constantly having it plugged in damage the battery?

By my assumption, the USB-C port on the monitor will charge the device even on full charge. Is this correct? I believe this would damage the battery over long periods of time.
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0answers
20 views

2018 MacBook Pro Won't Charge or Boot

I used my MacBook Pro today and ran the battery down to almost zero before closing the lid and heading home to charge it. But when I plugged it in back home, it wasn't responding to being plugged in ...
3
votes
0answers
21 views

Replaced battery won't charge (macbook pro 2015 model)

My MBP battery got swollen and replaced it with the new one. Everything is connected properly, battery is detected but it doesn't hold the charge (laptop shuts down immediately after unplugging the ...
1
vote
1answer
34 views

Getting songs from iPod classic with low battery

My parents were digging through some stuff looking for something and found an old, classic iPod. I'd like to get the music off of it (I use a small mp3 player, so ideally I'd just take the music off ...
0
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2answers
77 views

Mac Air (2015) keeps shutting off immediately after being unplugged from charger

My air which is 4 years old now keeps shutting off immediately if it gets disconnected from the charger. It won't even turn on if it's not plugged in. It started happening about a month ago randomly, ...