This goes for the Keyboard preferences too: there is no point in having your Mac adjust the keyboard brightness in low light if you intend on keeping it turned off in the first place. In the System Preferences for the Display be sure that you do not allow your Mac to automatically adjust brightness. Keep the display on a setting as low as you can tolerate and turn the keyboard backlight off entirely if you can. The function keys on the keyboard are the best place to adjust the brightness of both. This includes dimming both the screen and keyboard lights. Do not enable power nap, as that will consume power even when you think your Mac is sleeping.ĭim all the lights. This should turn the Mac off after 10 minutes of no use, the display off after two minutes, allow the hard disk to sleep when possible, and slightly dim the display when on battery power. Make sure that the Battery settings are exposed and click on Restore Defaults. Open up the System Preferences and select Energy Saver. The first step you need to take to ensure that you are getting the most out of your battery as possible is to restore your Energy Saver setting to their default values.

Furthermore, Apple even recommends charging and discharging your MacBook's battery at least once per month - it even has a calendar event to remind you. Apple does not recommend leaving your MacBook plugged in all the time. Calibrating your battery basically maximizes its full charge potential by first fully charging it, then fully draining it, and finally fully charging it again. coconutBattery has the same information, but will also upload your battery's statistics to its online service for comparison to other batteries in use by Macs similar to yours.Ĭalibrate your battery. An alternative utility is coconutBattery (donation, Mac). One is Battery Health (Free, Mac), which will tell you the original maximum capacity possible for your MacBook's battery, which you can compare that to the maximum capacity the battery is currently reaching. There are utilities that make gathering information about your battery's health much easier.

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