If seeing too many ads ruins your day, then the Strict mode is a better fit. This mode will block known third-party trackers and cookies in all Firefox windows.
Wi ri eltzijol nutz'ila' ri aq'ij, rik'in ri Jikïl rub'anikil yatrutzilaj. Re rub'anikil re' yeruq'ät ri ojqanela' chuqa' ri taq kikuki aj rox winäq, ri etaman kiwäch pa ronojel rutzuwäch Firefox.