“Update Now” generally means: Fetch the latest filtering/tracker databases immediately.” — not: “Upgrade the extension version itself.”
Ad-blocking filters update automatically without requiring a full browser-extension upgrade.
Manual Filter Update — Trigger filter list updates on demand from settings.
Settings → General Settings → Update Now
So if something breaks (YouTube, Google, cookie popups, etc.), forcing a filter update may fix it immediately without waiting for a full extension update.
| Component | Auto-updates? | Manual update possible? |
|---|
| Extension version | Yes (via browser) | Yes |
| Ad-block filters | Yes | Yes |
| Tracker database | Yes | Usually via filter refresh |
| Cookie popup / Never-Consent rules | Yes | Usually via filter refresh |
| UI/features/engine code | Yes (extension update) | Yes |