you're not using ublock, you're using ublock lite. it cannot do dynamic filtering, script blocking, or url parameter removal, among other limitations.

Why does that matter if he's not seeing ads. A severely crippled adblocker means that you would see ads during regular usage.

Additionally, Brave a chromium based browser has adblocking built into the browser itself meaning it is not affected by webextention changes and does not require trusting an additional 3rd party.