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27 Dec 2010
Some features, such as Bluetooth and wifi may not always be necessary.  These features do add a minimal amount of drain to your computer when running on battery power, so if they are not currently being used then turning them off will add a bit more life to your battery.  It is also a good idea to reduce the screens brightness when possible.  There are some instances when it may be necessary to have your computer screen turned up to the maximum brightness.  If it is not necessary, however, dimming your computer screen will have a pronounced effect on how long you can go without charging.

Helping your laptop run as cool as possible will also help to conserve battery power.  If the cooling fan is being restricted then the processor with...