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The red close window button doesn't work. I have to right-click on the taskbar icon to close firefox.

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the red "X" to close the firefox window stopped working. It just flashes when I click it, and nothing happens. I have to right click the firefox icon in the taskbar to close firefox now.

This happened

Every time Firefox opened

== just a few days ago, I have no idea why. I haven't made any recent changes to firefox.

the red "X" to close the firefox window stopped working. It just flashes when I click it, and nothing happens. I have to right click the firefox icon in the taskbar to close firefox now. == This happened == Every time Firefox opened == just a few days ago, I have no idea why. I haven't made any recent changes to firefox.

Todas as respostas (2)

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Hi, Indeed disabling add-ins and restoring the default theme work. From there on, the themes that do not work in my system [WIN7] are

FT Sleek Dark Small Ring

But, the issue is that they DID work until some days ago so this needs looking into...