In most modern browser like Firefox, Chrome, Safari and Opera javascript is enable by default but in case you have accidentally disabled JavaScript in your Firefox browser then you can follow the instruction in the video to re enable it from developers tools.
Although you should be aware of that most of the website these days require javascript to run properly in case you have disabled it then some website may behave little awkward.
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Watch video How to Enable JavaScript in Firefox? online without registration, duration hours minute second in high quality. This video was added by user Mr. Pumpkins Tech Blog 19 November 2021, don't forget to share it with your friends and acquaintances, it has been viewed on our site 131 once and liked it 0 people.