why is it that when I click on a tab + sign, I get three open tab when there should only be one open tab.
why is it that when I click on a tab + sign, I get three open tab when there should only be one open tab.
why is it that when I click on a tab + sign, I get three open tab when there should only be one open tab.
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Did you try to reboot the computer?
Can you try another muse in case there is a (hardware) problem with your current mouse?
Start Firefox in Safe Mode to check if one of the extensions ("3-bar" menu button/Tools > Add-ons > Extensions) or if hardware acceleration is causing the problem.
- Switch to the DEFAULT theme: "3-bar" menu button/Tools > Add-ons > Appearance
- Do NOT click the "Refresh Firefox" button on the Safe Mode start window