Maximize Your Battery Life

In addition to the Energy Saver settings on the previous pages, there are several other steps that help maximize the life of your battery.

• Keyboard illumination. If your laptop provides it, turn off keyboard illumination: Open System Preferences, choose "Keyboard & Mouse," then click the "Keyboard" tab. Uncheck "Illuminate keyboard in low light conditions."
  
  Or tap the F8 key on your keyboard.
  
  

  

• Bluetooth. Turn off Bluetooth when it's not being used:
  
  If you've set Bluetooth status to show in the menu bar, click the Bluetooth icon and choose "Turn Bluetooth Off."
  
  Or open System Preferences, choose "Bluetooth," then click the "Settings" tab. If Bluetooth is on, click the button to "Turn Bluetooth Off."
  
  

  

• Dim the screen. Dim the brightness of your screen:
  
  Tap the F1 key on your keyboard.
  
  

  

  Or open System Preferences, choose "Displays," then use the "Brightness" slider to dim the screen.