Tagged Questions
2
votes
1answer
66 views
Any danger to letting a MacBook stay on the charger long-term? [duplicate]
I came into possession of a 2009 13" MacBook Pro. Most of the time, it will be used as a desktop computer - but there will be instances when I will need the 5 hour battery.
Is there any danger to ...
-1
votes
1answer
44 views
different MacBook battery models since 2008?
I am wondering if Apple changed the form factor of their MacBook (Pro) batteries since Early 2008?
I was planning to replace my broken MacBook Mid 2010 Unibody with a used MacBook Pro from early 2008. ...
0
votes
1answer
89 views
Macbook Air 1,1 power consumption
I have the original MBA, and I have extremely high power consumption - see the screenshot (screenshot got while TextEdit only was running)
Is is normal for original MBA?
1
vote
1answer
41 views
Charge cycles increase?
This is a bit weird, I've been doing everything to keep the battery health great and that's what i achieved so far. it's going through 99-100%, but the thing is.. those charging cycles thing are ...
0
votes
1answer
633 views
iPhone 4S - sudden drop in battery percentage
I've bought a half-year-old iPhone 4S a couple of weeks ago and I just ran into a really weird issue the third time now: the battery percentage would suddenly drop 30-40-50%. One minute, it's, say, ...
3
votes
1answer
201 views
Does iPad battery charging utility like Battery Boost Magic pro really make a difference in prolonging iPad's battery life?
Do battery charging utilities such as Battery Boost Magic pro or Kingsoft battery doctor really make a difference in prolonging the life of an iPad battery?
1
vote
1answer
129 views
My new MBP Retina needs to be recharged after 2 1/2 hours
I got my 13" retina MBP a few weeks ago, and used it quite a lot since then. However I noticed that battery drains incredibly quickly, I'm asked to recharge it after 2 1/2 hours of usage.
I'm using ...
0
votes
0answers
275 views
Disabling Hibernation AND DeepSleep mode on Retina Macbook Pro reduce battery life?
I am currently on 90%, HDMI connected to 2nd monitor, about 5-6 links open in Safari, terminal running (coding on python), Stickies, Messages, and Mail are running.
My battery has 2h of remaining ...
0
votes
0answers
30 views
How do you know when the battery has absolutely no charge?
I'm trying to reset the battery indicator on my iPod touch. To do this I need the battery to be completely empty first. How do I know when this happens?
Right now I can turn it on and it will have ...
2
votes
4answers
724 views
Retina Macbook Pro now has faster battery drain
I have disabled Hibernation mode and Deep Sleep mode, I also keep the charger plugged in about a week before removing it if I want to go somewhere with the laptop.
I don't know if this is normal, but ...
0
votes
0answers
181 views
poor battery life when MacBook Pro is 'sleeping'
I have a early 2011 MBP, Mountain Lion (OS 10.8.2), a Crucial M4 SSD and I have noticed that the battery performance when the computer is 'sleeping' with the lid closed is crap. If I got to bed at ...
0
votes
0answers
26 views
Possible to only AV scan while computer is on AC power?
My battery life dropped to 50% on a Macbook Pro within 40 minutes due to a AV scan. In addition the laptop itself got very very hot.
I'm currently using the free Sophos software and don't see an ...
3
votes
3answers
1k views
Is it wise to turn off the iPad completely if I don't use it during the day?
A friend of mine has an iPad that she uses only once a day for about a half hour.
I told her to turn it off completely in between uses to conserve energy - no point having the device run in standby ...
2
votes
2answers
203 views
First cycle of MacBook battery: runs at 97% capacity, is this normal?
I ordered my brand new Macbook Air with 8 GB RAM and picked up from Apple Store two days ago. However after fully running out of battery for first time, I recharged it to 100% and coconutBattery says ...
1
vote
2answers
873 views
How often should I remove the charger from my rMBP?
I want my battery to remain healthy. I used to charge it full then remove the charger after it's done, then put it back on when it goes down to 10% .. However this is becoming hectic and I was ...
0
votes
0answers
57 views
iBook battery repack
I have several ibook batteries that have gone bad and I was wanting to open them up and make some good batteries out of all of them by taking out the bad cells and putting other ones in there place, ...
3
votes
1answer
167 views
Why hasn't my battery life improved even though I changed the battery?
I have a mid-2009 white MacBook. About a week ago, I switched the aging and failing battery for an identical new battery I got off eBay (supposedly original part and new - looked legit both in ...
1
vote
1answer
203 views
Would a 2.6 Ghz CPU drain a laptop's battery faster than a 2.3 Ghz CPU?
Apple offers the MacBook Pro with two processor options -- 2.3 Ghz and 2.6 Ghz.
I'm wondering if the more powerful CPU drain the battery more quickly by any significant degree.
(And incidentally, ...
1
vote
1answer
154 views
How to check how much battery each application uses?
How would one check how much battery an application uses from a full charge of 100%?
Are there any applications out there or is this impossible?
1
vote
1answer
2k views
MacBook Pro Battery Life Problems - only 2 hours with light usage
At some point in the past 2 weeks, my MacBook Pro (13", early 2011) began running hot and getting poor battery life. The battery life used to last 4-5 hours even when I was using it regularly. Now, ...
4
votes
1answer
293 views
Is there any study on how which services/sensors consume the battery?
I am looking for some study/comparison on how battery-consuming are specific services/sensors (3G, Wifi, GPS, Bluetooth, accelerometer) in the iOS devices.
Has anyone stumbled across something like ...
6
votes
1answer
4k views
How to figure out iOS device battery health?
I'm looking for ways, similar to coconutBattery for OS X to figure out current health of battery for iOS devices.
6
votes
1answer
455 views
How is the battery level calculated in the magic mouse?
I wonder how the battery level in the magic mouse is calculated.
This question about battery problems raised another one, I would like to know how the electronics in the magic mouse work and evaluate ...
2
votes
2answers
435 views
How can I keep my MacBook Air's battery cool?
It seems that the best advice for battery longevity on my MacBook Air is to keep the battery cool. It doesn't have powerful fans like the MacBook Pro, so I would think that overheating is even more of ...
6
votes
3answers
247 views
Does the real-world MacBook Pro battery life scale linearly with it's capacity?
I have a well-worn battery on my 2010 MacBook Pro. After 467 charge cycles, I get about 3 hours of the normal 6-7 hour range.
Using coconutBattery shows me that the charge capacity is 5783 mAh, ...
5
votes
4answers
4k views
How long does the battery last on mid-2011 MacBook Airs?
I know that one of the big innovations in the MacBook Air was in the battery (which gets most of the internal volume of the computer!)
What is a normal loss of battery life (change in usable time on ...
2
votes
5answers
2k views
How much time do I have left on my iPhone 4s
I just checked and it says the battery on my iPhone 4s is 30% charged. If I leave my phone off, how much time will it have left? What if I turn it off?
I need to know if I'll be able to use this ...
2
votes
3answers
3k views
Does a black screen save battery on an iPhone 4?
Where can I found information about the power consumption of an iPhone 4 display? Which technology is used? Does it save battery lifetime when the screen displays black or dark pixels?
Additionally, ...
2
votes
2answers
5k views
Anyone knows how many mAh in iPod Touch 4th generation battery?
Does anyone know how many mAh does the iPod Touch 4th generation battery have? Seems like Apple doesn't provide this particular info.
0
votes
2answers
484 views
Is it normal for a 2011 MBP to display “Not Charging” while using Skype?
Whenever I use Skype, my MBP displays "Not Charging" about 95% of the time. When it is charging, it is extremely slow, gaining 1% over maybe an hour or so. Additionally, if I start using Skype on ...
4
votes
1answer
570 views
Is there a way to get the OSX battery icon to display both percentage and time?
I am working on a 2006 MacBook with Snow Leopard.
The battery level indicator has the option to show Time or Percentage remaining. I would like to show both.
Is there a way to enable this?
or
Can ...
2
votes
1answer
474 views
Short battery life on a brand new iPhone
Well I got my iPhone 4 about a week ago. When I got it I did several full charging cycles, 3-5 if I remember correctly. And these days an iPhone battery really seemed "unkillable". It was really hard ...
0
votes
2answers
142 views
How to improve the iPhone battery?
Hi all I was looking for a solution to prolong my battery life potential.
Is there a replacement battery for iPhone that is more powerful than the one in-built when we bought it?
Or is there an ...
3
votes
3answers
512 views
Hibernate MacBook on 10-ish % power instead of 0/1% when running on battery?
Yeah, I know my battery is probably hosed, but every time I reach 5%, my MacBook shuts down, as it expects the battery to be able to run down to 1% before hibernating.
However I would like it to ...
4
votes
1answer
642 views
How can I maximise the life of my iPad battery? [duplicate]
Possible Duplicate:
What is the best way to recharge an iPod Touch battery?
Since the iPad battery cannot be replaced, how can I make sure that it lasts as long as possible, preferably ...
3
votes
3answers
4k views
First steps after acquiring a new MacBook Pro (w.r.t ensuring optimal battery life)?
I just unboxed a new MBP 13.3 inch i5. I wanted to know what is the best way to start using it, so as to ensure optimal battery life i.e.
Should I charge it to full capacity, before even booting it ...
23
votes
6answers
5k views
What are the best practices for battery longevity?
How do you maximize the cycle count of your battery?
There seems to be a debate between:
Leave plugged in 24/7 but do a full cycle once a month
Charge to ~100%, drain to ~10%, repeat.
NOTE: ...
2
votes
2answers
1k views
Does constant charging harm my Macbook Pro?
I usually connect my macbookpro with the charger 12-15hour/day and 7 days a week. I'm afraid the battery could lose capacity over time. However, I believe modern electronics should be able to handle ...
6
votes
6answers
4k views
Does Google Chrome have a significant impact on MacBook battery life compared to other browsers?
I've been reading , a bit about users noticing a severe drop in battery life when using Google Chrome.
I'm curious if this is a real issue - and attributed to the rendering/flash engine it uses.
0
votes
1answer
126 views
Have recent updates caused the iPad battery to not last as long?
I'm noticing my iPad battery seems to be going down very rapidly, even when not in use. Has anyone else seen this behaviour and what would be the most common causes?
4
votes
3answers
1k views
When plugged in, does the iPhone use the battery or the external source during heavy use?
I love to play games and do other tasks that quickly drain the iPhone's battery. Sometimes I'll use the phone while plugged into a power supply. Does the iPhone still use the battery when performing ...
0
votes
2answers
692 views
macbook pro absurdly small battery life
My Macbook Pro lasts me about 1.5 to 2 hours max on a single charge. This feels ridiculously low.
What can I do to increase the battery life on Macbook Pro?
Battery Information:
Model ...
3
votes
2answers
170 views
What is Best Practice when storing MacBooks for over a month?
We have a pod of 30 MacBooks and MacBook Pros that don't get used over the holidays.
What's best practice to store the laptops for 6 weeks? I know that when you store laptops for long periods at ...
10
votes
2answers
2k views
Should I avoid booting my MacBook if it's really cold?
As the title says; if my MacBook has been exposed to minus degrees, should I wait for it to reach room temperature before I boot it or am I just paranoid and have nothing to worry about?
10
votes
3answers
3k views
Should I use the adapter or the battery?
I want to know when my MBP's battery was fully charged it's better to unplug my adapter and use my battery power or still let use adapter power?
I somewhere read that when MBP's battery was fully ...
2
votes
1answer
450 views
iPod Nano battery loses charge when it's cold
My fourth-gen iPod Nano has very recently started to completely lose its charge when I'm outdoors (currently it's a bit colder here, about 10°C / 50°F).
Indoors, or when it's warmer, it still manages ...
0
votes
1answer
663 views
Apple Battery Charger - does not charge to 100%?
I have recently purchased the Apple Battery Charger and immediately charged the batteries that came with it. A few days later (3 or 4) I placed the batteries into my mouse and noticed that they only ...
5
votes
1answer
2k views
What is the best way to recharge an iPod Touch battery?
I wonder how to handle the recharging of my iPod touch ? I've heard that there are some actions to have to be done regularly or actions that arms the battery (like memory effect etc...)
6
votes
2answers
166 views
How can I increase battery life with iOS 4?
Since I upgraded to iOS 4 on my iPod touch second generation my battery life is draining very fast. Is there anything I can do to help with that?
5
votes
3answers
354 views
Is there a battery conditioner for an iPod touch?
My iPod Touch's battery is not performming as well as it should. I've had it for a while. Is there such thing as a battery conditioner that might help get the battery performance better?
