Safe search feature doesn't seem to work on DuckDuckGo
It seems to work just fine on me.
losnad i can easily turn off safe search here, and it won’t turn back on (unless i, of cause, turn it on again)
Are you sure you are using NextDNS correctly? What do you get on test.nextdns.io
If on my.nextdns.io / Parental Control / SafeSearch / Enforce SafeSearch - On i get (tested on Brave with custom secure DNS and Firefox, no option to disable Safe search) this:
losnad hmm... now it seems to work. When I made this post, it didn't work at all (and I checked ping and test) and it took several days for it to work (I only windows cache in between)