I tried it once. It took forever to simply go to brave search. This suggests something weird was happening. Once I arrived, I learned the proper way to add Brave as a search engine from their own site. Go there and follow their instructions.

just simply use: https://search.brave.com/default

Extension inutile
Pour avoir Brave Search comme moteur par défaut, suivre ce très court tuto : https://search.brave.com/default

Extension is unnecessary. https://search.brave.com/default

As mentioned by Firefox user 17321195 ... this add-on is unnecessary: https://search.brave.com/default

This addon is entirely unnecessary. Simply follow the guide here to add Brave search to your browser: https://search.brave.com/default