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Expanding tabs

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I use the zen browser which runs on mozilla and it has tabs on the left side. I always used the option to expand tabs on hover but today when i opened the browser it did not work and the setting is gone. Any idea of what i can do?

I use the zen browser which runs on mozilla and it has tabs on the left side. I always used the option to expand tabs on hover but today when i opened the browser it did not work and the setting is gone. Any idea of what i can do?

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If Zen browser uses Firefox source code then you need to contact thier support about using and configuring their zen browser.

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