DuckDuckGo disables most search filters from Search: https://www.ghacks.net/2023/04/24/duckd ... om-search/Martin Brinkmann of Ghacks wrote:
Internet search engine DuckDuckGo launched an update recently that removed most search filters, also called operators, from the search engine.
Removed search operators include " " to search for exact terms, the "-" and "+" operators to reduce or increase the weight of search terms, and filetype:type, which allowed users to search for specific filetypes using search.
According to Wayback Machine, the change to DDG's Syntax page was sometime after 28 Feb and before 7 March.
DDG's current Search Syntax page: https://help.duckduckgo.com/duckduckgo- ... ts/syntax/
Possibly due to a change in the way DDG is allowed to use results obtained from Bing?