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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 brightness Graphics performance and its impact on battery life Energy Saver System Preferences Disabling features and technologies that use power

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 example, you could use half of your notebook's charge in one day, and then recharge it fully. If you did the same thing the next day, it would count as one charge cycle, not two. In this way, it might take several days to complete a cycle. Batteries have a limited amount of charge cycles before they're considered to be consumed. Once consumed, a replacement battery is recommended. You can use your battery after it reaches its maximum cycle count, but you might notice a reduction in your battery life. Knowing how many charge cycles your battery has and how many are left can help you determine when a battery replacement is required. For best performance, replace your battery when you reach its maximum cycle count. Follow these steps to access information about your Mac notebook battery , including its cycle count: Hold the Option key and click the Apple menu. Choose System Information. Under the Hardware section of the System Information window, select Power. The current cycle count is listed under the Battery Information section.

About the battery indicator lights on MacBook (13-inch, Aluminum, Late 2008) and MacBook Pro (Late 2008 and later)

The battery indicator lights are located along the left side of the computer. This allows for quick and easy verification of the battery's charge status while the computer remains solidly in-place. When you press the battery indicator light button, the corresponding flashes (or pattern of flashes) presents either the current charge status or a diagnostic status. The chart below describes the behaviors you may see when you press the battery indicator light button. Battery indicator light behavior Description and instructions The first LED flashes for 5 seconds. The battery has not yet been charged to what's required for a single indicator light. Ensure the MagSafe adapter is properly connected. LEDs representing the current charge flash 5 times, then fade. The battery is charging, but does not have a full charge. All LEDs flash 5 times. The battery needs to be replaced. Please schedule a service appointment with either an Apple Retail Store or an Apple Authorized Service Provider. LEDs flash from left to right and back again 5 times. The battery is not installed, or is not recognized. Verify that the battery is installed correctly. When the MagSafe power adapter is first connected to the computer, the MagSafe's LED glows. An amber light indicates the battery is charging. A green light indicates the battery is fully charged, or not installed correctly in the computer. For more information on using the MagSafe power adapter, see Mac notebook : Troubleshooting MagSafe adapters. For tips on maximizing your notebook computer's battery charge, see Mac notebook : Tips for maximizing your battery charge.

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 model. Note: Apple notebooks not listed in this table have non-removable memory. 13-inch MacBook Pro (13-inch, Mid 2012) MacBook Pro (13-inch, Late 2011) MacBook Pro (13-inch, Early 2011) MacBook Pro (13-inch, Mid 2010) MacBook Pro (13-inch, Mid 2009) 15-inch MacBook Pro (15-inch, Mid 2012) MacBook Pro (15-inch, Late 2011) MacBook Pro (15-inch, Early 2011) MacBook Pro (15-inch, Mid 2010) MacBook Pro (15-inch, 2.53GHz, Mid 2009) MacBook Pro (15-inch, Mid 2009) MacBook Pro (15-inch, Late 2008) MacBook Pro (15-inch, Early 2008) and earlier 17-inch MacBook Pro (17-inch, Late 2011) MacBook Pro (17-inch, Early 2011) MacBook Pro (17-inch, Mid 2010) MacBook Pro (17-inch, Mid 2009) MacBook Pro (17-inch, Early 2009) MacBook Pro (17-inch, Late 2008) and earlier

About the battery usage on your iPhone, iPad, and iPod touch

Go to Settings > Battery .  To see how long each app has been open and running in the background, tap . Under each app, you might see these usage types: Background Activity means that your battery is used while apps run in the background. Audio means that apps play audio while running in the background. No Cell Coverage and Low Signal means that your device is searching for a signal or being used with a low signal. Backup & Restore indicates that your device has been backing up to iCloud or restoring from an iCloud backup. Location and Background Location means that your battery was used when tracking your device.

MacBook Pro: Bottom case foot replacement DIY instructions

A MacBook Pro covered by the Apple Limited Warranty or by an AppleCare Protection Plan may receive a replacement foot without charge. A MacBook Pro that is out-of-warranty may have a charge associated with the replacement. The DIY replacement kit not available for MacBook Pro with Retina display computers. Notes: For consumers, who are covered by consumer protection laws or regulations in their country of purchase or, if different, their country of residence, the benefits conferred by Apple's One Year Limited Warranty or by an AppleCare Protection Plan are in addition to all rights and remedies conveyed by such consumer protection laws and regulations, including but not limited to these additional rights. You may choose between three options to receive a replacement bottom case foot: Assisted service Visit an Apple Retail Store. Set up an appointment with a Genius. Visit an Apple Authorized Service Provider. Find one here. Self service Order a bottom case foot replacement DIY kit. Contact Apple to order.  

How to replace the battery in your Apple Remote

Find the battery component on the back of your Apple Remote. Use a coin to turn the battery door counterclockwise until the door opens. Remove the old battery . With the positive side facing up toward you, put in the new CR2032 or BR2032 lithium 3V coin battery (available at most electronic and drug stores).

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

Size and weight Height: 0.95 inch (2.41 cm) Width: 12.78 inches (32.5 cm) Depth: 8.94 inches (22.7 cm) Weight: 4.5 pounds (2.04 kg)1   Connections and expansion MagSafe power port Gigabit Ethernet port One FireWire 800 port (up to 800 Mbps) Mini DisplayPort Two USB 2.0 ports (up to 480 Mbps) SD card slot Audio in/out Kensington lock slot Communications AirPort Extreme Wi-Fi wireless networking2 (based on IEEE 802.11n specification); IEEE 802.11a/b/g compatible Bluetooth 2.1 + EDR (Enhanced Data Rate) wireless technology 10/100/1000BASE-T Gigabit Ethernet (RJ-45 connector) Audio Stereo speakers with subwoofers Omnidirectional microphone Combined headphone/line in (supports digital output) Support for Apple iPhone headset with microphone Environmental Status Report MacBook Pro is designed with the following features to reduce its environmental impact: Highly recyclable aluminum and glass enclosure Mercury-free LED-backlit display Arsenic-free display glass BFR-free PVC-free3 Reduced packaging volume Meets ENERGY STAR Version 5.0 requirements Rated EPEAT Gold4 Acoustic Performance DECLARED NOISE EMISSIONS in accordance with ISO 9296   Sound Power Level LWAd (B) 1 B = 10 dB Sound Pressure Level Operator Position LpAm (dB) 2.4 GHz 2.66 GHz 2.4 GHz 2.66 GHz Idle 2.8 2.8 17 17 Hard drive accessing 2.8 2.8 16 16 CD drive accessing 3.4 3.4 30 26 LWAd is the statistical upper-limit A-weighted sound power level (rounded to the nearest 0.1 B). LpAm is the mean A-weighted sound pressure level measured at the operator position (rounded to the nearest dB). 1 B (bel) = 10 dB (decibel). Display 13.3-inch (diagonal) LED-backlit glossy widescreen display with support for millions of colors Supported resolutions: 1280 by 800 (native), 1152 by 720, 1024 by 640, and 800 by 500 pixels at 16:10 aspect ratio; 1024 by 768, 800 by 600, and 640 by 480 pixels at 4:3 aspect ratio; 1024 by 768, 800 by 600, and 640 by 480 pixels at 4:3 aspect ratio stretched; 720 by 480 pixels at 3:2 aspect ratio; 720 by 480 pixels at 3:2 aspect ratio stretched Graphics and video support NVIDIA GeForce 320M graphics processor with 256MB of DDR3 SDRAM shared with main memory5 Dual display and video mirroring: Simultaneously supports full native resolution on the built-in display and up to 2560 by 1600 pixels on an external display, both at millions of colors iSight camera Mini DisplayPort Pure digital video output DVI output using Mini DisplayPort to DVI Adapter (optional) VGA output using Mini DisplayPort to VGA Adapter (optional) Dual-link DVI output using Mini DisplayPort to Dual-Link DVI Adapter supports 30-inch Apple Cinema HD Display (optional) HDMI output using a third-party Mini DisplayPort to HDMI Adapter Input Full-size backlit keyboard with 78 (U.S.) or 79 (ISO) keys, including 12 function keys and 4 arrow keys (inverted “T” arrangement) Multi-Touch trackpad for precise cursor control; supports inertial scrolling, pinch, rotate, swipe, three-finger swipe, four-finger swipe, tap, double-tap, and drag capabilities Processor and memory 2.4GHz or 2.66GHz Intel Core 2 Duo processor with 3MB on-chip shared L2 cache 1066MHz frontside bus 4GB (two 2GB SO-DIMMs) of 1066MHz DDR3 memory; two SO-DIMM slots support up to 8GB Storage 250GB or 320GB 5400-rpm Serial ATA hard drive; optional 320GB or 500GB 5400-rpm hard drive, or 128GB, 256GB, or 512GB solid-state drive6 8x slot-loading SuperDrive (DVD±R DL/DVD±RW/CD-RW) Maximum write: 8x DVD-R, DVD+R; 4x DVD-R DL (double layer), DVD+R DL (double layer), DVD-RW, DVD+RW; 24x CD-R; 10x CD-RW Maximum read: 8x DVD-R, DVD+R, DVD-ROM; 6x DVD-ROM (double layer DVD-9), DVD-R DL (double layer), DVD+R DL (double layer), DVD-RW, DVD+RW; 24x CD Battery and power7 Up to 10 hours wireless productivity Built-in 63.5-watt-hour lithium-polymer battery 60W MagSafe Power Adapter with cable management system MagSafe power port Electrical and operating requirements Line voltage: 100V to 240V AC Frequency: 50Hz to 60Hz Operating temperature: 50° to 95° F (10° to 35° C) Storage temperature: -13° to 113° F (-24° to 45° C) Relative humidity: 0% to 90% noncondensing Maximum operating altitude: 10,000 feet Maximum storage altitude: 15,000 feet Maximum shipping altitude: 35,000 feet What’s in the box MacBook Pro Display cleaning cloth 60W MagSafe Power Adapter, AC wall plug, and power cord Software DVDs Printed and electronic documentation Software Mac OS X v10.6 Snow Leopard (includes iTunes, Time Machine, Quick Look, Spaces, Spotlight, Dashboard, Mail, iChat, Safari, Address Book, QuickTime, iCal, DVD Player, Photo Booth, Front Row, Xcode Developer Tools) iLife (includes iPhoto, iMovie, iDVD, iWeb, GarageBand) 13-inch Configurations   2.4GHz MacBook Pro (MC374LL/A) 2.66GHz MacBook Pro (MC375LL/A) Enclosure Precision aluminum unibody Processor 2.4GHz Intel Core 2 Duo 2.66GHz Intel Core 2 Duo L2 cache 3MB shared System bus 1066MHz Memory 4GB (two 2GB SO-DIMMs) of 1066MHz DDR3 SDRAM; supports up to 8GB Hard drive6 250GB Serial ATA; 5400 rpm 320GB Serial ATA; 5400 rpm Slot-loading optical drive 8x SuperDrive (DVD±R DL/DVD±RW/CD-RW) Graphics NVIDIA GeForce 320M graphics processor with 256MB of DDR3 SDRAM shared with main memory5 Video iSight camera; Mini DisplayPort output port with support for DVI, VGA, dual-link DVI, and HDMI (requires adapters, sold separately) Display 13.3-inch (diagonal) LED-backlit glossy widescreen display, 1280-by-800 resolution Expansion One FireWire 800 port (up to 800 Mbps), two USB 2.0 ports (up to 480 Mbps), SD card slot Audio Stereo speakers with subwoofers, omnidirectional microphone, combined headphone/line in (supports digital output) Networking 10/100/1000BASE-T (Gigabit) Ethernet Wireless AirPort Extreme Wi-Fi (based on IEEE 802.11n specification)2; Bluetooth 2.1 + EDR (Enhanced Data Rate) wireless technology Hardware accessories 60W MagSafe Power Adapter, AC wall plug, power cord Limited warranty and service Your MacBook Pro comes with 90 days of free telephone support and a one-year limited warranty. Purchase the AppleCare Protection Plan to extend your service and support to three years from your computer’s purchase date. Only the AppleCare Protection Plan provides you with direct telephone support from Apple technical experts and the assurance that repairs will be handled by Apple-authorized technicians using genuine Apple parts. For more information, visit Apple support or call 800-823-2775. Apple and the global environment Learn more about Apple’s dedication to reducing the environmental impact of our products and processes. The Apple Product Environmental Specification details the environmental attributes of our products. Recycling Apple takes a holistic view of materials management and waste minimization. Learn more about how to recycle your Mac. Options Time Capsule Time Capsule is a full-featured AirPort Extreme base station with a built-in hard drive. Back up wirelessly and create a Wi-Fi network with one device. 1TB or 2TB server-grade hard drive Wi-Fi Certified for 802.11n 2.0 USB port for connecting a USB printer or USB external hard drive Configure to order 320GB (5400-rpm) hard drive 500GB (5400-rpm) hard drive 128GB, 256GB, or 512GB solid-state drive Up to 8GB of 1066MHz DDR3 SDRAM Apple Remote Apple Mini DisplayPort to DVI Adapter Apple Mini DisplayPort to Dual-Link DVI Adapter Apple Mini DisplayPort to VGA Adapter MagSafe Airline Adapter AppleCare Protection Plan Aperture Final Cut Express Logic Express iWork Accessories Apple LED Cinema Display AirPort Extreme Base Station AirPort Express Base Station Apple Wireless Keyboard Magic Mouse Apple Keyboard with Numeric Keypad Apple Mouse Actual weight varies by configuration and manufacturing process. Wireless Internet access requires a base station or other wireless access point and Internet access; fees may apply. Some ISPs are not currently compatible with AirPort. PVC-free AC power cord is available in the U.S., Canada, Mexico, Colombia, El Salvador, Guatemala, Panama, Peru, Puerto Rico, U.S. Virgin Islands, and Venezuela. MacBook Pro achieved a Gold rating from EPEAT in the U.S., Canada, France, Germany, and the UK. Memory available to Mac OS X may vary depending on graphics needs. Minimum graphics memory usage is 256MB. 1GB=1 billion bytes; actual formatted capacity less. 13-inch MacBook Pro testing conducted by Apple in March 2010 using preproduction 2.66GHz Intel Core 2 Duo-based MacBook Pro units. Battery life depends on configuration and use. See www.apple.com/ batteries for more information. TThe wireless productivity test measures battery life by wirelessly browsing various websites and editing text in a word processor document with display brightness set to the middle setting.

OS X El Capitan: 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 install it again, to make sure it’s properly installed. Refer to the manual that came with your Mac for more information about properly installing the battery . Reset the SMC: Reset the System Management Controller (SMC), which controls how your Mac manages power. For more information, see the Apple Support article Resetting the System Management Controller (SMC). Get your Mac serviced: If the battery still won’t charge, your Mac may need to be serviced. Take your Mac to your local Apple Store or contact AppleCare. If your battery runs out of charge quickly If your battery’s status is Not Charging If an X appears on the battery icon in the menu bar

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 visit this website: About Battery Update 1.4.  Products affected:  MacBook (13-inch) MacBook (13-inch Mid 2007) MacBook (13-inch Late 2006) MacBook (13-inch Late 2007) MacBook (13-inch, Early 2008) MacBook (13-inch, Early 2009) MacBook (13-inch, Late 2008)  

How to identify MacBook Pro models

Note: This article applies to MacBook Pro. You can also get help identifying MacBook and MacBook Air models.

If your iPhone 6s or iPhone 6s Plus battery percentage doesn't update

Learn what to do if the battery percentage doesn’t update on your iPhone 6s or iPhone 6s Plus after you manually change the time or change time zones when traveling.

OS X Yosemite: If your battery won’t charge

If your battery won’t charge If your battery on 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 install it again, to make sure it’s properly installed. Refer to the manual that came with your Mac for more information about properly installing the battery . Reset the SMC: Reset the System Management Controller (SMC), which controls how your Mac manages power. For more information, see the Apple Support article Intel-based Macs: Resetting the System Management Controller (SMC). Get your Mac serviced: If the battery still won’t charge, your Mac may need to be serviced. Take your Mac to your local Apple Store or contact AppleCare. If your battery runs out of charge quickly If your battery’s status is Not Charging If an X appears on the battery icon in the menu bar

MacBook Air (13-inch, Late 2010) - Technical Specifications

Size and weight Height: 0.11-0.68 inch (0.3-1.7 cm) Width: 12.8 inches (32.5 cm) Depth: 8.94 inches (22.7 cm) Weight: 2.9 pounds (1.32 kg)1   Processor and memory 1.86GHz Intel Core 2 Duo processor with 6MB on-chip shared L2 cache; or optional 2.13GHz Intel Core 2 Duo processor with 6MB shared L2 cache 1066MHz frontside bus 2GB of 1066MHz DDR3 SDRAM onboard (4GB maximum) Storage2 Flash Storage 128GB Flash Storage 256GB Environmental Status Report MacBook Air is designed with the following features to reduce its environmental impact: Highly recyclable aluminum enclosure Mercury-free LED-backlit display Arsenic-free glass BFR-free PVC-free6 Meets ENERGY STAR requirements Rated EPEAT Gold7 Acoustic Performance DECLARED NOISE EMISSIONS in accordance with ISO 9296   Sound Power Level LWAd (B) 1 B = 10 dB Sound Pressure Level Operator Position LpAm (dB) Idle 2.6 8 Hard drive accessing no value no value CD drive accessing no value no value LWAd is the statistical upper-limit A-weighted sound power level (rounded to the nearest 0.1 B). LpAm is the mean A-weighted sound pressure level measured at the operator position (rounded to the nearest dB). 1 B (bel) = 10 dB (decibel). Display 13.3-inch (diagonal) high-resolution LED-backlit glossy widescreen display with support for millions of colors Supported resolutions: 1440 by 900 (native), 1280 by 800, 1152 by 720, 1024 by 640, and 800 by 500 pixels at 16:10 aspect ratio; 1024 by 768, 800 by 600, and 640 by 480 pixels at 4:3 aspect ratio; 720 by 480 pixels at 3:2 aspect ratio Graphics and video support Mini DisplayPort Pure digital video output DVI output using Mini DisplayPort to DVI Adapter (sold separately) VGA output using Mini DisplayPort to VGA Adapter (sold separately) Dual-link DVI output using Mini DisplayPort to Dual-Link DVI Adapter (sold separately) HDMI output using a third-party Mini DisplayPort to HDMI adapter (sold separately) NVIDIA GeForce 320M graphics processor with 256MB of DDR3 SDRAM shared with main memory3 Dual display and video mirroring: Simultaneously supports full native resolution on the built-in display and up to 2560 by 1600 pixels on an external display, both at millions of colors FaceTime camera Keyboard and trackpad Full-size keyboard with 78 (U.S.) or 79 (ISO) keys, including 12 function keys and 4 arrow keys (inverted “T” arrangement) Multi-Touch trackpad for precise cursor control; supports inertial scrolling, pinch, rotate, swipe, three-finger swipe, four-finger swipe, tap, double-tap, and drag capabilities Peripheral connections SD card USB 2.0 Mini DisplayPort MagSafe USB 2.0 Headphone Microphone Audio Stereo speakers Omnidirectional microphone Headphone minijack Support for Apple Earphones with Remote and Mic Communications AirPort Extreme Wi-Fi wireless networking4 (based on IEEE 802.11n specification); IEEE 802.11a/b/g compatible Bluetooth 2.1 + EDR (Enhanced Data Rate) wireless technology Apple USB Ethernet Adapter (sold separately) Battery and power5 Built-in 50-watt-hour lithium-polymer battery 45W MagSafe power adapter with cable management system MagSafe power port Up to 7 hrs wireless productivity Up to 30 days standby time Electrical and operating requirements Line voltage: 100V to 240V AC Frequency: 50Hz to 60Hz Operating temperature: 50° to 95° F (10° to 35° C) Storage temperature: -13° to 113° F (-24° to 45° C) Relative humidity: 0% to 90% noncondensing Maximum operating altitude: 10,000 feet Maximum storage altitude: 15,000 feet Maximum shipping altitude: 35,000 feet What’s in the box 13-inch MacBook Air 45W MagSafe power adapter, AC wall plug, and power cord Printed and electronic documentation Software Reinstall Drive Included software Mac OS X Snow Leopard Includes iTunes, Time Machine, Quick Look, Spaces, Spotlight, Dashboard, Mail, iChat, Safari, Address Book, QuickTime, iCal, DVD Player, Photo Booth, Front Row, and more. iLife Includes iPhoto, iMovie, GarageBand, iWeb, and iDVD. DVD or CD Sharing Without a built-in optical drive, how do you install new applications? Simply use DVD or CD Sharing. This convenient feature of Mac OS X lets you wirelessly “borrow” the optical drive of a nearby Mac or PC. So you can install applications from a DVD or CD and have full access to an optical drive without having to carry one around. Configurations   13-inch MacBook Air (MC503LL/A) 13-inch MacBook Air (MC504LL/A) Enclosure Precision aluminum unibody Processor 1.86GHz Intel Core 2 Duo L2 cache 6MB shared System bus 1066MHz Memory 2GB of 1066MHz DDR3 SDRAM onboard (4GB maximum) Storage2 128GB of flash storage 256GB of flash storage Slot-loading optical drive Optional external USB MacBook Air SuperDrive (sold separately) Graphics NVIDIA GeForce 320M graphics processor with 256MB of DDR3 SDRAM shared with main memory3 Video FaceTime camera; Mini DisplayPort output port with support for DVI, VGA, dual-link DVI, and HDMI (requires adapters, sold separately) Display 13.3-inch (diagonal) high-resolution LED-backlit glossy widescreen display, 1440-by-900 resolution Ports Two USB 2.0 ports (up to 480 Mbps); SD card slot Audio Stereo speakers, omnidirectional microphone, headphone minijack Networking Apple USB Ethernet Adapter (sold separately) Wireless AirPort Extreme Wi-Fi (based on IEEE 802.11n specification)4; Bluetooth 2.1 + EDR (Enhanced Data Rate) wireless technology Hardware accessories 45W MagSafe Power Adapter, AC wall plug, power cord Limited warranty and service Your MacBook Air comes with 90 days of free telephone support and a one-year limited warranty. Purchase the AppleCare Protection Plan to extend your service and support to three years from your computer’s purchase date. Only the AppleCare Protection Plan provides you with direct telephone support from Apple technical experts and the assurance that repairs will be handled by Apple-authorized technicians using genuine Apple parts. For more information, visit Apple support or call 800-823-2775. Apple and the global environment Learn more about Apple’s dedication to reducing the environmental impact of our products and processes. The Apple Product Environmental Specification details the environmental attributes of our products. Recycling Apple takes a holistic view of materials management and waste minimization. Learn more about how to recycle your Mac.   Accessories MacBook Air SuperDrive Play or burn discs directly with the external USB-based MacBook Air SuperDrive. Thin, light, and easy to take with you, this drive is designed specifically for MacBook Air. Slot-loading 8x SuperDrive (DVD±R DL/DVD±RW/CD-RW) Size: 139 x 139 x 17 mm / 5.47 x 5.47 x 0.67 inches (L x W x H) Weight: 335 g (0.74 pound) Requires MacBook Air with available USB 2.0 port MagSafe Airline Adapter Plug into your airline seat power port and keep MacBook Air powered up for the entire flight. Connect your MacBook Air to an external display or projector using one of these adapters. Mini DisplayPort to DVI Adapter Mini DisplayPort to Dual-Link DVI Adapter Mini DisplayPort to VGA Adapter Time Capsule AirPort Extreme Base Station AirPort Express Base Station Apple Wireless Keyboard Magic Mouse AppleCare Protection Plan Actual weight varies by configuration and manufacturing process. 1GB=1 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 station or other wireless access point and Internet access; fees may apply. Some ISPs are not currently compatible with AirPort. Testing conducted by Apple in September 2010 using preproduction 1.86GHz Intel Core 2 Duo–based 13-inch MacBook Air units and preproduction 1.4GHz Intel Core 2 Duo–based 11-inch MacBook Air units. The wireless productivity test measures battery life by wirelessly browsing 25 popular websites with display brightness set to 50%. Standby testing conducted by Apple in September 2010 using preproduction 1.86GHz and 2.13GHz Intel Core 2 Duo–based 13-inch MacBook Air units as well as preproduction 1.4GHz and 1.6GHz Intel Core 2 Duo–based 11-inch MacBook Air units. The standby test measures battery life by allowing a system, connected to a wireless network, to enter deep sleep mode with Safari and Mail applications launched and all system settings left at default. Battery life varies by use and configuration. See www.apple.com/ batteries for more information. PVC-free AC power cord is available in the U.S., Canada, Mexico, Colombia, El Salvador, Guatemala, Panama, Peru, Puerto Rico, U.S. Virgin Islands, Venezuela, and other regions where agency approvals are given. MacBook Air achieved a Gold rating from EPEAT in the U.S., Canada, France, Germany, and the UK.  

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 will be updated automatically. Your computer's power cord must be connected and plugged into a working power source. For further information on this Update, please visit this website: About Battery Update 1.2.

Is there an App that can alert me when my MacBook battery is at 100%?

Is there an App or tool that can play a loud sound or alert me when my MacBook battery is at 100%? I often find myself waiting around for my MacBook to reach 100% as I don't like leaving it on the power supply too long after. It would be great to fall asleep or keep busy around the house knowing my Mac will alert me when it's full.   Any ideas? Thanks

Macbook battery lasts about half the time when using Firefox. What's wrong?

Hi,   I have a macbook pro 13" late-2011, and I recently changed my memory and hard-drive because my computer was way too slow. I upgraded the memory to 16GB and for the hard-drive, I switched to samsung 850 evo. (Was gonna upgrade to 8GB but accidentally ordered 16GB and decided to keep it) I also upgraded to OS X El Capitan after switching those parts.   Everything works perfectly fine after these upgrades, but the only problem I have is that my battery runs out much quicker than before

Macbook battery not working

My battery has charged fine, no problem whatsoever. It will run between 2 and 5 hours on a full charge depending what apps I'm using. However, about 20 minutes ago, i was charging it and it said it was full. I unplugged it and it switched off straight away. The battery life indicator says it needs replacing but says I should still be able to use it. It works fine on mains power, but shuts down as soon as I unplug it. When i press the battery life button on the side, all the lights just blink

I have a macbook  Serial number:W88****P2, boot rom version :MB41.00C1.B00 Macbook"s battery died. What is your recommendation?  I I change the battery how much it cots?

I have Macbook4,1, intelcore 2due, 2.4 ghz, 4gb memory, 3 mb L2 cache, 4 gb memory,  My macbook "s battery died.  How can I change my battery ? Is my model on change or recover list? if not How much money costs to chnge the pattery?  

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 vacation period should store them properly during this time. When you read about your computer's battery below, keep these things in mind: The environmental temperature affects the storage life of any battery . Cool environments are best, and are assumed for the estimates below.  All storage times are based on starting with the battery charged to 50%.  For computers with removable batteries , you should remove the batteries and store them in a cool location.  For computers that have non-removable batteries , you should either charge or drain the battery until 50% of the charge remains. If you plan to store the computer for longer than six months, charge it to 50% every six months that it remains in storage. For additional information, see Apple's batteries website.

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