I checked it. I used the adblock.dns.mullvad.net option and adblocking works fine on all browsers without using adblock extensions. The checker on Mullvad’s website shows the DNS info as it should. I think maybe there’s no need for Firefox DNSoH settings anymore because the whole OS uses Mullvad DNS now. But I don’t know enough about DNS to be sure.

If you install Freetube you’ll be able to view Youtube and subscribe to channels without using an account.

Oh god, what did they do? Do they show ads on the gui?

Easiest way for me is writing notes on ‘saved messages’ on telegram. Accessible from phone app, desktop app and web.

This is basically the most serious answer