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I've just installed Firefox Quandum (v. 57.0.1) and notice the following error, on start-up I see the following: "Invalalid URL about: cliqz" How do I fix that

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I'm running a Mac with High Sierra.

I'm running a Mac with High Sierra.

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Hello, navigate to about:studies by typing it in your URL bar. Click on Update Preferences, and then uncheck the box that says 'Allow Firefox to Install and Run Studies'

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