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Firefox 3.1 offers previews when switching between tabs, showing page titles and thumbnails of content to the user in a pop-up dialog. This preference determines whether to use the new tab preview functionality, or to use the original tab switching behavior.

Possible values and their effects


Display tab previews each time Ctrl+Tab is pressed. (Default)


Switch tabs using the original Firefox 3 behavior.

First checked in

2008-07-19 by Dão Gottwald

Has an effect in

  • Firefox (3.1 nightly builds since 2008-07-19)

Related bugs

Related preferences

External links