What if you were downloading something late night, but you are feeling sleepy? Most probably, you’ll leave your PC turned on all night and spend more on your power bill. Fortunately, Firefox has a nifty add-on which automatically turns off your PC when you finish downloading, saving both power bill and environment.

The extension adds a checkbox to the download manger and an icon to the status bar. Clicking on the icon or checkbox will turn the auto turn off feature. It doesn’t turn off as soon as all downloads are completed, but instead it has a one minute countdown. However, some dialogues and windows which prompt unsaved document might prevent your PC from turning off. (more…)

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