All lines of MacBook, MacBook Air and MacBook Pro portable computers.

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15
votes
5answers
32k views

How to disable the SpeedStep when using MacBook Pro without a battery?

First of all, the specs: MacBook Pro (15-inch, Early 2011) OS X 10.9.1 (Mavericks) 2.3 GHz Intel Core i7 8 GB RAM The Problem Recently, my battery randomly died and I had to disconnect it, ...
15
votes
2answers
13k views

MacBook Air logs off automatically since Yosemite

My MacBook Air mid-2012 model running OS X Yosemite logs off automatically without any prior warning when I am working on it. This has been happening since the latest update, to Yosemite. The logs ...
15
votes
15answers
51k views

Wi-Fi connection randomly disconnects on 2012 MacBook Air

My 2012 MacBook Air has problems with Wi-Fi – random disconnections, every few minutes. The problems occurred with Lion, and persist after an upgrade to Mountain Lion. It seems the Wi-Fi drops ...
15
votes
1answer
6k views

Why is my Mac's CPU throttled? (Turbo Boost Ratio)

AnandTech has a instructions1 on how you can check the Turbo Ratios for the Mac's CPU. Since they are logged, the information is very easy to find. In Mountain Lion you can do this the following ...
14
votes
4answers
25k views

Why is my Macbook Pro getting so slow?

On my MacBook Pro (Year 2009) it takes a long time until I'm logged in or until when a program is started. From day to dayit's getting slower. Programs like Safari or Word or MonoDevelop take up to 2 ...
14
votes
6answers
50k views

Sound not working when running OS 10 Yosemite

My sound does not work whe I try to turn up the volume it just show this I tried looking on the forums but they didn't help. Thank you for spending the time to answer, if you have any questions ...
14
votes
11answers
25k views

How can I avoid my MacBook Pro giving me minor shocks?

The aluminum Macbook Pro gives a mild shock when connected to a wall socket and charging. It only happens when I'm, for example, not wearing shoes or slippers and my feet are resting on the ground (i....
14
votes
3answers
47k views

Why are my Macbook's internal speakers not available?

My Macbook (the unibody aluminum version) has lost its internal speakers. When I open System Preferences -> Sound -> Output, all I see is "Digital Out". If I plug in a pair of headphones, this ...
14
votes
4answers
67k views

Connect 2 external monitors with MacBook Pro

I recently got an MacBook Pro (Retina) 15" from my office. I prefer to use my laptop as a desktop. So I have a docking station for my Dell which I used to connect to 2 external monitors, keyboard and ...
14
votes
7answers
20k views

How many external displays can I power with the 15" retina MacBook Pro?

I have three 24" (1920x1200) Dells that I would like to use on a single setup. With the 15" retina MacBook Pro having two Thunderbolt ports and one HDMI connector, would it be possible to connect them ...
14
votes
4answers
12k views

How to remove caps lock delay on Apple MacBook Pro aluminum keyboard

Apple's MacBook Pro has a slight delay on the caps lock key. That is, the caps lock key has to be held down slightly longer than normal to register the key press required to engage the caps lock. ...
14
votes
4answers
12k views

MTMFS consuming an entire CPU core and fans running full bore with Lion

You may be aware that Lion introduced MTMFS, the Mobile Time Machine File System. I've had a couple of instances now where MTMFS has been chewing up an entire core of my dual-core (mid 2009) MacBook ...
14
votes
4answers
4k views

Macbook Pro with Lion: scrolling via trackpad vs. mouse

So the default scrolling behavior for the trackpad in Lion is to scroll in the direction of your finger movement similar to the iPad. This can be changed in the trackpad preferences by un-checking ...
14
votes
4answers
36k views

Mavericks not able to use external display at full resolution

I have been several months using my mid-2010 15" MBP connected to a Dell U2711 through a miniDisplayPort-DisplayPort adapter, without any trouble cranking the resolution up in Mountain Lion to it's ...
14
votes
4answers
12k views

Why won't my MacBook Pro automatically sleep?

I have my MacBook set to go to sleep after 2 minutes while on battery (via the Energy Saver preference pane.) However, when I leave it idle, it only turns off the screen—it does not actually sleep. ...
14
votes
5answers
13k views

External monitor stopped working after 10.9.2 update

I've been using a Dell U2713H display for about a year with a mini-display port to display port cable. However, after installing the 10.9.2 update, the monitor is going into sleep mode when connected ...
14
votes
2answers
11k views

Computer slows when battery is low

My Macbook Pro running Mountain Lion slows down dramatically when the battery is below 4-5%. All the applications running are very slow to respond, and several have the "Application not responding" ...
13
votes
6answers
22k views

How can I rename multiple pictures simultaneously?

For example,I have 20 pictures downloaded from the Internet. They have some crazy names like "XFGHDHR345" or "SDEREWQ230", and I want to name them: "Picture 1" "Picture 2" "Picture 3" "Picture 4" "...
13
votes
7answers
8k views

How can I use an iPad with a Retina display as an external monitor?

I have three 23" Samsung LCD monitors, and I've had all three hooked up to my MacBook Pro, for a total of four displays. Problem is, the MacBook Pro's Retina display has totally spoiled me. The ...
13
votes
5answers
121k views

How to lock screen on MacBook Air?

I know this has been asked many times (Is there a similarly fast alternative to Crtl + Shift + Eject for new Macbook that lack eject keys?) but the hotkey combination does not work on my MacBook Air ...
13
votes
7answers
11k views

Is there a Retina Enabled IDE to do some programming on the new MacBook Pro?

From the answers to this question: How does Eclipse work on new Retina MacBook Pros? It seems that Eclipse on the new Retina a display appears pretty bad. Is there an IDE that currently works well on ...
13
votes
7answers
50k views

How can I clean a MagSafe power port on my MacBook Air

There appears to be a few small metallic fragments clinging to the magnet around the port where the MagSafe power connecter attaches to my MacBook Air. I can still get the cord to (mostly) seat, ...
13
votes
2answers
14k views

Can you use iMac Retina 5K as external monitor for a MacBook Pro?

I remember when thunderbolt came out there was a lot of discussion of how it had interesting magical bi-directional capabilities. Does that mean there is a way to use an iMac Retina 5K as an ...
13
votes
8answers
148k views

How to fix a Macbook Pro trackpad where the mouse pointer is randomly moving?

The trackpad on my Macbook Pro just started acting oddly. It's randomly clicking (which might cause me to switch programs), right-clicking and even once my screen even showed the swiping animation as ...
13
votes
5answers
29k views

Can my Macbook Pro's display receive inputs from other sources?

Is it possible to use my Macbook Pro's display to receive inputs from other sources?
13
votes
8answers
80k views

What's the max resolution for mini DisplayPort connected to a 2013 MacBook Air?

I've got a new 2013 MacBook Air 13", with Intel HD Graphics 5000, and it came with a Mini DisplayPort to VGA adapter within the box. A mini DisplayPort to DVI adapter is also available from Apple. An ...
13
votes
3answers
14k views

Can I connect more than one external monitor to the late 2010 MacBook Air?

I am thinking about buying the new MacBook Air as a primary desktop replacement. One of the things I have on my desktop which I like is two large monitors. Does anyone know whether the new MacBook ...
13
votes
2answers
11k views

Dual monitors and OS X Lion : get menubar and app switcher on both displays

I've just plugged in another monitor into my 13 inch MBP running OS X Lion. It works fine, except for three little annoyances: Whenever I use the application switcher (or whatever it's called, I ...
13
votes
2answers
7k views

Do MacBook Air's SSDs fail?

I have seen many discussions describing SSD as fail-prone. I have read Jeff Atwood's warnings. Portman Wills' experiment looks alarming: Super Talent 32 GB SSD, failed after 137 days OCZ Vertex 1 ...
13
votes
2answers
100k views

How can I delete everything from my MacBook Pro before selling it?

I have a Mac that runs Snow Leopard and I intend to upgrade it to Mountain Lion and sell it on ebay. However, I only have one hard-drive, and I'm sure I can't use something in my OS to delete my OS ...
13
votes
4answers
5k views

CPU usage is too high with Yosemite and an external monitor

I use Yosemite 10.10.4 on my MacBook Pro (2012). I used to work with an external monitor: Apple Thunderbolt 27" monitor. The issue is that, according to Activity Monitor, the kernel_task process ...
13
votes
1answer
809 views

MacBook Pro won't wake up when stacked on another sleeping MacBook Pro

I noticed a really weird behavior on my MacBook Pro today. I have two of them at work, a 13" late 2011 (which I don't use often), and a 13" early 2011 where I put a SSD (which is my main computer). ...
13
votes
6answers
16k views

How to set screen resolution with a keyboard shortcut on Retina MBP?

I've found myself switching between the 1440x900 and 1920x1200 "effective resolution" setting depending on what I'm doing (need more space on screen, etc). Is there a way to toggle between these two ...
13
votes
8answers
30k views

Bluetooth audio problems on a MacBook

I have a DR-BT50 bluetooth headset (they are headphones) that I want to use with my MacBook unibody. I didn't use to have any problems, but as of recently I am running into gaps/skips in the sound. ...
13
votes
4answers
3k views

Is there any way to output to two 1920x1200 external monitors with any of MacBook Pro or Air?

I understand that you can output to one 1920x1200 monitor while still using the laptop's screen, and one 2560x1600 monitor using the dual-DVI adapter. But can you output to two external 1920x1200 ...
13
votes
2answers
36k views

Unresponsive Keyboard and Trackpad after sleep

I have a brand new MacBook Pro (Retina, 15-inch, Mid 2014). Shipped with Yosemitee pre-installed, the version I have is 10.10.1 . I don't have any software installed except Google Chrome, so it is ...
12
votes
9answers
71k views

Suddenly Apple Wired Keyboard not working

Suddenly my wired Apple Keyboard isn't working anymore. My MacBook don't recognize the external keyboard, and the keyboard is only two weeks old. Is the Keyboard physically broken, or is it a ...
12
votes
5answers
45k views

Can I use iPhone earbuds as a microphone on my MacBook?

The only microphone I have is the one built-in to my iPhone earbuds. I want to try some line-in stuff, so I plugged the headphones into the microphone port. I then went to System Preferences/Sound/...
12
votes
3answers
4k views

Is it safe to always leave a Macbook Pro on?

I have an external monitor, keyboard, and mouse connected to my Macbook Pro. I have the lid closed and have it running. I run it as if it were a desktop PC, always on. I only shut off the LCD ...
12
votes
5answers
34k views

Selling macbook, best/fastest way to delete data?

I need help to erase all of my data from my computer... Selling 2009 Macbook pro w. Lion. I don't have the startup disks. So I've created another admin account and am trying to delete mine from there....
12
votes
5answers
15k views

Retina Macbook Pro: fonts look terrible

I was checking out a MacBookPro with Retina display a few days ago in the mall, and I noticed something: Photos look awesome Apple apps had super sharp text All other apps that I tried had awful ...
12
votes
5answers
86k views

How to disable discrete graphics card and use only integrated graphics MacBook Pro Early 2011?

I have a MacBook Pro Early 2011 and the GPU has died. I want to switch to Integrated Graphics only until I get my Logic Board replaced. I've tried: gfxcardstatus and I get this: There is no ...
12
votes
8answers
4k views

How to Eject All External Partitions Quickly?

I have an external disk with two partitions on it that I keep plugged into my MacBook Pro when I'm at my desk. (One is for Time Machine, the other just for extra storage.) Sometimes I need to grab my ...
12
votes
7answers
4k views

Dock on MBP Retina is using 80% CPU

The Dock on my MBP Retina is constantly using 70 - 80% of CPU. This happens on the two account on the machine, both of which were migrated from my previous Lion MBP. I don't have Parallels ...
12
votes
6answers
115k views

What Thunderbolt to USB 3.0 cables/adapters exist for OS X and Mac hardware?

I have the Late 2013 Macbook Pro, which has two USB 3.0 ports and two Thunderbolt 2 ports. I currently use both USB 3.0 ports and one TB2 port. I want to connect a third USB 3.0 device to the machine, ...
12
votes
4answers
19k views

MacBook Air with small SSD, BootCamp, Windows 7. Can I use an external hard disk for dual boot?

I'd like to setup a dual boot onto my MacBookAir 128GB, with Microsoft Windows 7 Ultimate in BootCamp. However, I'm already close to the 128GB limit (games + CS suite + Eclipse + XCode + a lot of Web ...
12
votes
4answers
3k views

Why does my MacBook Pro take so long to go to sleep?

My Macbook Pro takes an awful long time to go to sleep when I close the lid. Considering that I generally want to close the lid and then carry it somewhere, I want it to be fully asleep so I don't ...
12
votes
3answers
27k views

Reinstall Mac OS X Mountain Lion before selling a Mac

I want to sell my laptop (Macbook Pro late 2011). I have erased my disk drive but it seems that I cannot reinstall Mac OS without an Apple ID. At the origin my mac was shipped with Lion, I have ...
12
votes
5answers
40k views

A better way to remove keyboard grease from a MacBook Air's normal keyboard?

The grease stain on a black keyboard looks awful. What are the recommended steps to remove the grease? I have found some posts online suggesting pure alcohol as a solvent. (one such CNET forum) Is ...
12
votes
2answers
5k 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 ...