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I just downloaded Firefox but my mouse is dead. And it seems you can only increase the font of a web page by first dragging the "zoom" button to the toolbar and then using it. Is there any way to increase the size with just a keyboard?

Win 7 Pro.

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up vote 10 down vote accepted

You can use Ctrl together with +, - and 0 to increase, decrease and reset site zoom.

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Commands:

  • Ctrl + + to zoom
  • Ctrl + - to zoom out
  • Ctrl + 0 to reset
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