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About Mac notebook batteries 

Understanding batteries in Mac notebooks Terms and definitions The battery status menu Optimizing battery life Adjusting display and keyboard brightness Graphics performance and its impact on…


MacBook (13 inch) - Battery Replacement Instructions 

? MacBook (13-inch) Updated 16 May 2006 Battery Replacement Instructions Follow the instructions in this document carefully. Failure to follow these instructions could damage your equipment and v…


Vintage and obsolete products 

MacBook (13-inch, Late 2009) MacBook (13-inch, Mid 2010) MacBook Air (Mid 2009) MacBook Air (11-inch, Late 2010) MacBook Air (13-inch, Late 2010) MacBook Air (11-inch, Mid 2011) MacBook Air (13…


MacBook Pro Battery - Replacement Instructions 

MacBook Pro Take Apart — Battery Battery Tools This procedure requires the following tools: Clean non-marring work surface Preliminary Steps Warning: Always shut down the computer before openin…


Determining battery cycle count for Mac notebooks 

When you use your Mac notebook , its battery goes through charge cycles. A charge cycle happens when you use all of the battery’s power—but that doesn’t necessarily mean a single charge. For exam…


macOS Sierra: If your battery won’t charge 

If your battery won’t charge If the battery in your portable Mac won’t charge, try one or more of these solutions: Reset the battery : If you have a Mac with a removable battery , remove it and…


Battery Update 1.4 

This update improves the ability of MacBook batteries to maintain a charge when the system is shut down and not used for an extended period of time. For more information about this update, please…


Battery Update 1.2 

Battery Update 1.2 updates battery firmware and addresses battery performance issues. After Battery Update has been installed, each battery you insert into your MacBook or MacBook Pro wil…


MacBook Pro: How to remove or install memory 

To identify your MacBook Pro model, use the information in How to identify MacBook Pro models. Once you're sure which model you have, find it in the list below to go to the instructions for that m…


How to store Apple notebook computers and their batteries 

It's important to store Apple notebook computers properly for extended periods of time to avoid battery damage. For example, schools that don't use their Mac notebook computers during a summer v…


Identify your MacBook Pro 

This article is about MacBook Pro. You can find similar articles for MacBook and  MacBook  Air.


MacBook Air (13-inch, Mid 2012) - Technical Specifications 

and preproduction 1.7GHz dual-core Intel Core i5–based 11-inch MacBook Air units. The wireless web test measures battery life by wirelessly browsing 25 popular websites with display brightness set…


Q: How to avoid battery drain on MacBook Air while asleep 

I have a MacBook Air, 13 inch, 2017, running macOS Sierra 10.12.6.  I use it once or twice a week.  I close the lid when not using it, and do not shut it down. When I open the lid, it has lost more…


Q: Macbook Pro 2016 with Touchbar battery drain in sleep 

I haven't ever been in the habit of totally shutting down my computer each day.  I usually just shut the lid and stick it in my bag.  The next day I pull it out and the charge has always been about wh…


Batteries - Maximizing Performance 

Maximize the life and lifespan of the rechargeable lithium-ion batteries in your MacBook, iPod, iPhone, and iPad.


Mac OS X v10.6: About the Battery menu bar extra for Mac notebooks 

Within the Battery menu bar extra in Mac OS X v10.6, you may see one of these messages: Replace Soon Replace Now Service Battery   About "Replace Soon" If you see "Replace Soon" in the…


Q: My MacBook Pro not starting up changed new batteries still not turning on . But charging cab… 

My MacBook Pro not starting up changed new batteries still not turning on . But charging cable show green light


How to reset the System Management Controller (SMC) on your Mac 

The SMC is responsible for these and other low-level functions on Intel-based Mac computers: Responding to presses of the power button Responding to the display lid opening and closing on Mac noteboo…


Q: Please fix ios 9.3.1 battery drain problem, earlier I was on 8.4.1 and battery life was exce… 

Please fix ios 9.3.1 battery drain problem, earlier I was on 8.4.1 and battery life was excellent but after updating to ios 9.3.1 battery life got worse on my iphone 6. Apple company please rele…


Q: My battery drain excessively fast on my iPhone 6s Plus. I heard there is a recall on done ba… 

Battery drains excessively fast. I heard there may be a recall.


About Apple Batteries 

Rechargeable lithium-based technology currently provides the best performance for your Apple notebook computer, iPod, iPhone, or iPad. You can also find this standard battery technology in many other…


Start up your MacBook Pro or MacBook by opening it or plugging it in 

If your MacBook Pro (2016 and later) or MacBook (Retina, 12-inch, 2017) is powered off, it turns on when you do these things: Open the lid of your Mac, even if it's not connected to power. Connect…


MacBook (13-inch, Mid 2010) - Technical Specifications 

in April 2010 using preproduction 2.4GHz Intel Core 2 Duo-based MacBook units. Battery life depends on configuration and use. See www.apple.com/ batteries for more information. The wireless produ…


MacBook (13-inch, Late 2009) - Technical Specifications 

less. Testing conducted by Apple in October 2009 using preproduction 2.26GHz Intel Core 2 Duo-based MacBook units. Battery life depends on configuration and use. See www.apple.com/ batteries for…


See how apps affect Mac performance, battery runtime, temperature, and fan activity 

When an app isn't responding or working correctly, it might use more of the processor (CPU) than it should, even when the app doesn't seem to be doing anything. As the CPU gets busier, it uses more en…


Battery Update 1.3 

Battery Update 1.3 updates battery firmware and addresses battery performance issues with the 15-inch MacBook Pro. Your computer's power cord must be connected and plugged into a working power…


iPhone 6s Program for Unexpected Shutdown Issues (battery replacement program) 

Apple has determined that a very small number of iPhone 6s devices may unexpectedly shut down or turn off. Please call your service provider to confirm that battery replacement service is available on…


MacBook Air (Mid 2009) - Technical Specifications 

billion bytes; actual formatted capacity less. Memory available to Mac OS X may vary depending on graphics needs. Minimum graphics memory usage is 256MB. Wireless Internet access requires a base stati…


MacBook Pro SMC Firmware Update 1.6 

This update addresses a rare issue on some Apple notebooks where a battery that has accumulated more than 1000 charge cycles may unexpectedly shut down or stop functioning.


MacBook Pro (15-inch, Mid 2010) - Technical Specifications 

preproduction 2.66GHz Intel Core i7-based MacBook Pro units. Battery life depends on configuration and use. See www.apple.com/ batteries for more information. The wireless productivity test measu…