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I click on the "Open a new tab" button on the toolbar, but nothing happens. Still nothing happens when I right click on it and choose "Open a new tab". Any Suggestions?

I click on the "Open a new tab" button on the toolbar, but nothing happens. Still nothing happens when I right click on it and choose "Open a new tab". Any Suggestions?

All Replies (1)

Start Firefox in Use Troubleshoot Mode in Firefox to check if one of the extensions is causing the problem (switch to the DEFAULT theme: Firefox (Tools) > Add-ons > Appearance/Themes).