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How to open config

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I am a new firefox user but i do not know how to open config editor please tell me,

I am a new firefox user but i do not know how to open config editor please tell me,

Ọ̀nà àbáyọ tí a yàn

Hey, You can type about:config in the address bar to open configuration settings. Attaching a detailed article related to configuration settings which might help you. https://support.mozilla.org/en-US/kb/about-config-editor-firefox

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Ọ̀nà àbáyọ Tí a Yàn

Hey, You can type about:config in the address bar to open configuration settings. Attaching a detailed article related to configuration settings which might help you. https://support.mozilla.org/en-US/kb/about-config-editor-firefox

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Note that you should take the warning seriously and only make changes to prefs if you fully understand what you are doing.

What reasons do you have to make changes on about:config ?