The MacBook Pro and the MacBook Air are marvels from Apple that hide, under their very end housing, a battery with an autonomy of 10 and 12 hours, respectively.
If you want to increase this autonomy, then follow the 9 tips in this tutorial.
The battery life of a MacBook .
Before you begin this tutorial, go to the page technical Specifications, there you will find all the technical details of your Mac, including the autonomy that should be your battery.
In the search bar, enter the model of your computer, and then select it from the results.
For example, the battery of our MacBook Pro (13-inch, mid 2010) has a range from “up to 10 hours of productivity wireless”.
Energy saver .
Enable the energy Saver is a first step to extend a little more the life of your battery.
To do this, turn on your Mac, click the Apple (top left), click System Preferences, then click energy Saver.
Tab in the Battery, check the boxes for Suspend as soon as possible the activity of the hard drives and Darken the screen slightly when the computer is running on battery power.
Brightness of the screen and features that are not used .
To save even more energy, consider reducing the brightness of your screen. For this, you just have to press the key F1 on your keyboard.
You can also disable features you don’t use like Bluetooth, Wi-Fi, or the sound of your Mac.
To interrupt the Bluetooth connection, click on its icon (in the top right of your screen), and then click the option to Disable Bluetooth.
If you don’t need to the Wi-Fi connection, click theWi-Fi icon, and then click turn Off Wi-Fi.
Finally, por turn off the sound, press F10 on your keyboard.
The external drives .
If you are using the optical drive your SuperDrive with your MacBook, so make sure you have ejected the DVD or CD that you do not read. In fact, a drive that rotates continuously consumes battery.
Don’t forget to eject any external devices, USB keys, SD cards, keys, 4G, etc . They draw also in the battery of your MacBook.
Games, and programs .
So that you can enjoy a bit longer of your Mac, we recommend that you avoid the 3D games or any other program, energy-intensive, and exit the software that you don’t use it.
Applications can be power-hungry .
To know which applications are the most energy-intensive, click on thebattery icon (top right), they are listed under power Source : Battery.
Once identified, you can close them and thus prolong the life of your battery.
If you want to know the energy impact of the most-used applications. From your home screen, click on Go → Utilities → activity Monitor, and then click on the tab Energy.
The processor .
It is possible that some of the processes, programs or applications that disrupt the smooth operation of your processor, and by implication the battery.
To identify these programs, open the activity Monitor (Applications → Utilities), and then click on the tab Processor. In the column % cpu, you will see what application uses it, constantly, over 70 % of your processor.
If it is a program such as Safari, Mail, or Google Chrome, you should be able to close it without any problem.
If you cannot close the application or the program in question, select it in the Activity Monitor and click on the icon with a cross in the middle (top left), and then click Force Quit.
Reverse the colors .
In order of less to solicit your battery, you can invert the colors of your screen. The display of your Mac will only be in black and white.
For this, go to system Preferences, click Desktop and screen saver and then click the tab Desktop. In the left pane, select solid Colors and the white color.
Then, go back in System Preferencess, and go to Accessibility. In the left side panel, select Display, then select the check box to Reverse the colors.
Notifications, Mail, Spotlight .
To no longer receive Notifications, go to System Preferences → Notifications. In the left side panel, click on the desired app and uncheck the 4 boxes of the display options of alerts.
You have added one or more email addresses to the Mail application on your Mac ? Please be aware that e-Mail include automatically the received emails.
To prevent that, open Mail, click Preferences, and then click the tab General. Finally, in the drop-down menu, click Manually.
Finally, to restrict the access of Spotlight to a folder or a disk, go to System Preferences, open Spotlight, select the tab Privacy. Click on the sign + (on the bottom left of the window), choose your file and confirm with Select.