Now, go to the result and click on the Toggle Button to 6 to change its value to True.Here, click on Accept the Risk and Continue to proceed. Open Firefox and navigate to the below address: about:config.

What can I do if uBlock origin doesn’t work on Firefox? 1. So, if the uBlock Origin extension is not working on Firefox or Chrome, you can try the below methods to fix the issue. Some of the reasons why the uBlock Origin extension is not working include: However, if you are looking for the best browsers with built-in ad-blockers, we have a nice selection for you.įortunately, we have a few workarounds, but before we delve into them, here’s why your uBlock Origin extension may not be working. This means that it does not block the ad pop-ups on any website defeating the entire purpose of having an ad-blocker. Many Firefox users have been reporting an issue where the uBlock Origin extension is not working and not blocking ads anymore. Home › Browsers › Extensions & Add-ons › 4 Ways to Fix uBlock Origin When it’s Not Working on Firefox

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