I use Slimjet as my main web browser. It's Chromium-based, so you can use Chrome plugins with it, but it comes with a built-in ad blocker (which can, of course, be disabled when using The Answerbank, etc) and a built-in YouTube video downloader, as well a download manager and many other features.
https://www.slimjet.com/
My posts here, at 0844 (at the foot of the page) and 1824 (on the second page), provide a few useful tips on configuring Slimjet to work the way that you want it to:
https://www.theanswerbank.co.uk/Technology/Question1729580.html