Go to the tab or click the "+" icon to create a new script.
Ads that are embedded directly into the page source or injected locally cannot always be stopped by network interception. For these, we use and a MutationObserver to purge them from the DOM as soon as they appear. Using MutationObserver for Dynamic Ads javascript
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Every Tampermonkey script requires a metadata block at the top. This block tells the extension when and where to run the script. For a full adblocker, the script must run as early as possible ( document-start ) and apply to all websites ( *://*/* ). javascript
Runs directly inside the browser's JavaScript engine without needing background worker threads like complete extensions.