: Set DuckDuckGo as your default search engine in your current browser's settings.
First, you need a browser engine that still supports Windows 8.1 and runs from a USB stick or a local folder without installation. duckduckgo browser download for windows 81 portable
: Look into browsers like LibreWolf or older versions of Firefox Portable, which may have extended support for older operating systems. : Set DuckDuckGo as your default search engine
If you are looking for a privacy-focused experience on an older or portable setup: DuckDuckGo Extension : You can use the DuckDuckGo Privacy Essentials duckduckgo browser download for windows 81 portable
