How long a battery lasts between charges
2
votes
1answer
64 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
41 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
72 views
Do apps placed in the background consume resources? [duplicate]
I've heard that leaving open apps on an iPhone, affects the duration of the battery's charge. Is this true and documented, or some of an urban legend? And does it affects other apps' performance?
0
votes
1answer
80 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
39 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
552 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
197 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
125 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
272 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 ...
1
vote
2answers
795 views
Force integrated graphics card on OS X 10.8 Mountain Lion when working with VMware Fusion 5.x?
I want to force the GPU on my 2011 MacBook Pro 15 (A1286) to remain on the integrated GPU while I run VMWare Fusion 5.x.
The gfxCardStatus software doesn't work on 10.8. Is there another solution?
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
685 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 ...
1
vote
1answer
586 views
Macbook Pro Battery / Discrete Graphics Card Issues in 10.8.2
I am posting because I currently have a 15'' Macbook Pro (Early 2011 edition) and have suffered from poor battery life since upgrading from Mac OS X 10.7 to 10.8.
Before the upgrade, I could use my ...
1
vote
2answers
295 views
Do MacBooks slow down when not connected to power?
I recently read about a device that reported its "minimum CPU speed" (which was 50MHz; max was 1500MHz) and I wondered if my MacBook Air (and other devices like iPhone/iPad) slows down the CPU when ...
0
votes
2answers
2k views
Macbook Air short Battery Life
I purchased Macbook Air 13 in late 2012. It is advertised as having 7 hour battery life. After a few months of use, with maximum charge it gives me only 2 hours.
Is this normal?
1
vote
1answer
380 views
Keeping MacBook Pro on Sleep Mode for days
I usually use my MacBook Pro for programming purposes and is mostly open about 14 hours a day, with 2-3 hours being plugged in until the charging is complete and then I disconnect from power ...
3
votes
1answer
101 views
Is it good to keep apps closed on iOS devices?
Is it better to keep apps closed (double tap home button, hold the icon, and exit the app), as much as possible on iOS devices? I know the more apps one has open, the more RAM, for example is used, ...
10
votes
1answer
167 views
Macbook started to consume battery more quickly
This seemed to happen after I did several things at once (all of which I have since reversed in trying to track this down):
installed a (Crucial M4) SSD drive (replacing my old SATA 5400 RPM drive),
...
0
votes
0answers
180 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
189 views
What performance or battery impact does FileVault2 (disk encryption) have on a MacBook Pro Retina?
I'm interested in seeing the performance difference (or load) of FileVault 2 on a MacBook Pro Retina (with SSD)
What are the performance differences and power consumption differences with and without ...
3
votes
2answers
2k views
Using memory with a higher MHz rating?
Can MacBook Pro's successfully support and fully exploit RAM of a higher MHz rating than that which they ship with?
For example, take my 15" MacBook Pro (Late 2011) that ships with 4GB of 1333MHz ...
-2
votes
1answer
66 views
My IPod keeps burning up then the battery dies. [closed]
My IPod keeps burning up then the battery dies, i don't know why its doing it all of a sudden.
Anyone know what is causing this?
0
votes
0answers
25 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 ...
-1
votes
3answers
445 views
iOS 6 kills battery life
I live in the Boston area (zip code 02421). Since upgrading to iOS 6, both my iPhone 5 and iPhone 4S are getting really hot and last only 4 hours maximum, even in standby.
Also, AT&T notified me ...
0
votes
0answers
55 views
Unusual increase in power consumption
Ever since I upgraded my Macbook Pro O.S to version 10.8, I have been noticing that the battery drains out way to sooner after charging it completely.
Can I debug this to know what, if any, is ...
0
votes
0answers
222 views
How frequently does Passbook use the GPS
Finally Bookings update is App, which is now compatible with Passbook.
By going to My bookings and selecting a reservation it is possible to add it to passbook.
Now, as far as I understood, this ...
1
vote
2answers
3k views
How does using GMail via IMAP or Exchange affect battery life?
What are the differences with respect to battery life between using the regular Gmail setup as opposed to the Exchange setup?
I know that the Exchange allows for push, but is battery life affected ...
2
votes
2answers
200 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
858 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
56 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, ...
8
votes
3answers
3k views
What are real life iPhone 5 battery run-time expectancies?
I got my iPhone 5 this week.
While browsing with Safari, on WiFi (which I am using to post this question), my battery life drops at a steady rate of 1% per 5 minutes. I have been timing it from 64% ...
0
votes
1answer
5k views
iPhone 5: Heating up (and losing battery life) on “4G” [closed]
My new iPhone 5 (I preordered mine from AT&T on the morning of the 14th and received it on the 21st, so I might have one from one of the earlier batches) likes to heat up intermittently.
I've ...
0
votes
1answer
449 views
iPhone battery life: Siri or iOS 6?
I updated my iPhone 4S to iOS 6. I suddenly activated Siri (because finally it comes in my language) and in this days I noticed that my iPhone battery life is less than previously.
This problem is ...
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
202 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
2answers
929 views
When streaming movies online, should I keep the computer on the charger?
I watch a lot of movies streaming online. Should I keep my computer on the power cord, or should I charge the unit completely, remove the power cord, then wait till it gets to a low battery and plug ...
7
votes
2answers
19k views
How to maximize Macbook pro retina's battery life when working with AC power?
I'm working 95% of my time with AC power and Thunderbolt Display. Since macbook pro retina's battery are no longer easily switchable I'm concerned about it's life and would like to maximize it. Before ...
2
votes
3answers
268 views
Will using my iPad as an external monitor negatively affect it's lifespan?
I'm using AirDisplay to allow me to use my iPad as an external monitor for about 10 hours a day. I have it plugged into my Mac the entire time (so the battery doesn't completely die).
Will this ...
1
vote
1answer
152 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?
40
votes
7answers
20k views
I am missing the option to see the remaining battery life as time in the menubar?
In previous versions of OS X the battery indicator in the menubar included options to show the remaining battery life as percentage or time (or nothing).
In Mountain Lion, there's only an option to ...
0
votes
1answer
136 views
Using iPhone's GPS in remote areas
I plan to go hiking in an area where I do not anticipate there being much cell coverage at all. What there is will likely be very spotty. I would like to use the All Trails app to track my progress ...
3
votes
2answers
1k views
Battery cycles for rMBP and recharges?
So I got my first Apple laptop, a Retina MacBook Pro.
I heard that its best to let the laptop discharge until 0% in order to restart the battery cycle or something like that. However I know that ...
2
votes
2answers
346 views
Disable Spotlight indexing, save battery life
I am using my laptop with very limited battery availability. I need to save as much battery as possible.
I would like to disable Spotlight indexing, how do I do that?
What else should I disable, ...
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, ...
2
votes
2answers
2k views
Which Personal Hotspot mode uses least battery?
Both iPad and iPhone's Personal Hotspot mode allows 3 ways to connect:
WiFi
USB cable
Bluetooth
I want to use Personal Hotspot on my MacBook Pro, this means that I can use either of the three. ...
4
votes
1answer
286 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 ...
4
votes
3answers
4k views
Does overcharging a MacBook degrade its life?
I have an early 2011 13" MacBook Pro and I use it almost like a desktop. I leave the power cord connected all the time. Is this OK? Am I ruining the computer or diminishing its lifespan?
2
votes
1answer
244 views
MacBook Pro battery and speed issues
My sister's MacBook Pro often shuts down at ~20% battery. It won't turn on again until it has been plugged in for about 10 minutes.
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.
