Not Showing adds Both in Pc and Mobile

Hey. Since i downloaded brave i was not getting any ads. Suddenly after i came here and posted something they started to showing up. But now again for 1 week ads are gone. Imagine that a friend of mine that i introduced him to brave has received this month 47 ads and me 24. How tha? How the fk can he has the double notification than me when im before him with the option to still receive ads even if browser is closed?
Same for desktop. Its the 2nd time it happens

on my pc this works for me

In what os? Windows or ubuntu?

Windows and Ubuntu too