Install our extension (recommended)

This extension will:

✔ Search DuckDuckGo using the browser's address bar.
✔ Search DuckDuckGo using the browser's search bar.
✔ Search DuckDuckGo using the browser's context search (right-click on highlighted text).
✔ Get DuckDuckGo's Instant-Answers on Google and Bing results.
✔ Quickly access the DuckDuckGo !bang tags.

Click here to install the DuckDuckGo add-on to Firefox.


Screenshot of the DuckDuckGo Firefox add-on.


 

Manually setting DuckDuckGo as the default search for your Firefox address bar:

(1) Type "about:config" into the address bar and, if prompted, click, "I'll be careful, I promise." 



(2) Search for "keyword.url" and double-click the result. 



(3) In the popup, change the value to "https://duckduckgo.com/?q="



If you want instant-style search (I'm Feeling Ducky), change it instead to "https://duckduckgo.com/?q=!+"

That's it! Your searches in the Address Bar will now use DuckDuckGo! 



 

Manually Adding DuckDuckGo to Context Search:

To make DuckDuckGo the search engine used when you select text and right click:
    (Also calls up DuckDuckGo when the search box has been removed and keyboard shortcut CTRL+K is used.)  

1. Type "about:config" into the address bar.
2. Search for "browser.search.defaultenginename".
3. Change it to the name of the DuckDuckGo plugin you use, e.g. "DuckDuckGo (SSL)"

 

Adding DuckDuckGo to your Homepage:

To set DuckDuckGo as your homepage, drag this link to the home icon in your Firefox toolbar.

 

Changing Firefox's default homepage:

To replace Google with DuckDuckGo in Firefox's default homepage (about:home):

1. Download and install the extension SQLite Manager.
2. Go to Firefox > Web Developer > SQLite Manager.
3. Click "(Select Profile Database)", choose "chromeappsstore.sqlite", and press "Go".
4. Click "Tables" from the left pane and choose "webappsstore2".
5. Open the "Browse & Search" tab, and change the value for the key "search-engine" to "{"name":"DuckDuckGo (SSL)","searchUrl":"https://duckduckgo.com/?q=_searchTerms_"}".

 

Other available add-ons:

• HTTPS (Regular version, encrypted)
• HTTP (Regular version, non-encrypted)
• HTML (HTML version, encrypted)
• Lite (Lite version, encrypted)
• User submitted plugins from Mycroft

 

Other ways to integrate DuckDuckGo with Firefox:

These extensions also use DuckDuckGo:

• FastestFox - you can highlight a word or phrase and get DuckDuckGo 0-click info.
• DDG + Google Suggest by Nathan Friedly (open source) - adds Google auto-complete.