Browser.warnOnQuit

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Background

When quitting Firefox via “File → Exit”, every open browser window will be closed. This preference determines whether or not a warning dialog appears before this happens.

Possible values and their effects

True

Display a dialog before quitting, warning that all windows will be closed. (Default)

False

Do not require confirmation from the user when quitting.

UI

A checkbox labeled “Do not ask next time” appears on the confirmation dialog; when checked, this preference is toggled to false.

First checked in

2007-06-15 by Michael Wu

Has an effect in

  • Mozilla Firefox (nightly builds since 2007-06-15)

Related bugs

Related preferences