Tagged Questions

2
votes
1answer
65 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. ...
1
vote
1answer
598 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
1answer
387 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 ...
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 ...
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 ...
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 ...
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
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
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
245 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
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, ...
0
votes
1answer
242 views

What is the best way to charge

I'm currently using Late 2008 MacBook (Aluminum). My battery cycle is currently 111 and has went for replacement of battery 6 months ago + warrenty is ending soon. Hence I want to let the battery last ...
0
votes
3answers
4k views

Poor battery performance after SSD install

I recently installed a Crucial SSD into my Macbook Pro (2.66 GHz Intel Core i7), and now the performance of my battery is probably about 50% of what it used to be. I've tried to reset the PRAM, but ...
1
vote
2answers
206 views

Battery life not like advertised on new MacBook Pro

I bought a MacBook Pro 15.4" in September and the battery life is nothing like what is advertised. I'm struggling to get 4 hours out of it with wifi off and Ethernet as my network connection. The spec ...
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 ...
0
votes
2answers
691 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 ...
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 ...
7
votes
10answers
13k views

How long should my MacBook Pro battery last?

I have brand new Macbook Pro (15", i5 2.4GHz, 4Gb RAM) purchased at the end of May 2010 and Apple advertises up to 7 hours of wireless web battery life, however I consistently getting only about 4 ...