How do I set DuckDuckGo as the default search engine systemwide on Windows 11 and macOS Ventura?

Checked on February 3, 2026
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Executive summary

Setting DuckDuckGo "systemwide" requires two separate moves: make DuckDuckGo the default search engine inside each browser, and (if desired) make a DuckDuckGo-capable browser the system default; there is no single OS switch that forces every app and system search to use DuckDuckGo on Windows 11 or macOS Ventura according to the available guides [1] [2]. Practical instructions differ: on Windows 11, change the search engine inside Edge, Chrome, or Firefox via each browser’s settings and use the OS setting only to pick a default browser [3] [2] [1]; on macOS Ventura, Safari natively lists DuckDuckGo in its Search preferences so set it there and set Safari (or another DuckDuckGo-configured browser) as the system default in System Settings [4] [1].

1. Why "systemwide" is a misleading promise — what the reporting shows

Many how‑to pages and forum answers imply a single checkbox will redirect all searches to DuckDuckGo, but practical reality is fragmented: the OS can select a default web browser, yet search engines are configured per browser and some system features (or apps) don’t follow browser search settings; Digital Citizen’s reporting and multiple how‑tos emphasize that the search engine must be changed inside each browser and that the OS can only set the default browser, not the engine inside every app [1] [2].

2. Windows 11: concrete steps to make DuckDuckGo the default in common browsers

On Windows 11 the working path is browser‑by‑browser: in Microsoft Edge go to Settings → Privacy, search, and services → Address bar and search, or use Settings → Search engine → Manage search engines and add DuckDuckGo then choose Make default if it’s not listed (Microsoft Q&A guidance describes adding and then selecting DuckDuckGo) [3] [5]. For Chrome and other Chromium browsers open browser settings and change “Search engine used in the address bar” to DuckDuckGo or add it under Manage search engines if necessary, a process summarized across guides aimed at Windows users [6] [2] [7]. Firefox and Safari follow their own Preferences → Search flows; guides repeatedly note that launching the browser after installation often prompts the OS to recognize it and allow engine selection [6] [1].

3. macOS Ventura: Safari and system defaults

macOS Safari includes DuckDuckGo as a native option in Safari → Preferences → Search, where users can select DuckDuckGo from the Search engine dropdown (Hex Shift summary of Safari behavior) [4]. To approximate "systemwide" behavior set Safari (or any other browser configured to use DuckDuckGo) as the default browser in System Settings; macOS will then open web links with that browser, but again Spotlight and some in‑app searches may still use Apple’s own services unless separately configured — the sources document the Safari preference but do not claim a universal OS switch to reroute every system search to DuckDuckGo [4] [1].

4. Troubleshooting and practical tips pulled from the guides

If DuckDuckGo does not appear in a browser’s list, add it manually by visiting duckduckgo.com and letting the browser prompt to add the search engine or by using Manage search engines in browser settings; some community answers note that users must close and reopen Settings or the browser for the change to register as default (Microsoft Q&A notes closing and returning to the settings page may be required) [3] [8] [5]. Guides also warn extensions or administrator policies can override search defaults, so check for extensions or enterprise controls if changes don’t stick [1] [2].

5. Caveats, privacy framing, and gaps in the reporting

Most guides promote DuckDuckGo for privacy and describe it as a non‑tracking engine, a claim repeated across how‑tos and vendor pages but not exhaustively analyzed in these sources [6] [9]; importantly, none of the provided sources documents an OS‑level method to force every system search (including Spotlight, Cortana, in‑app search bars, or web views inside apps) to use DuckDuckGo, so readers should treat "systemwide" as a practical approximation achieved by changing each browser and the system default browser rather than a one‑switch solution [1] [2].

Want to dive deeper?
How do I set DuckDuckGo as the default search engine in Microsoft Edge on Windows 11 step‑by‑step?
Can Spotlight searches on macOS Ventura be routed to DuckDuckGo instead of Apple/Web results?
What enterprise or admin policies can prevent changing default search engines on Windows 11?