Recently checked ,Ubuntu already removed more old version libllvm15 from their repo ,only new one available.But I am not recommended u to use brave browser they are lieing about privacy things,if u really need chromium engine and deleted bad things of google ,try ungoogled chromium :)
just_anon
joined 1 year ago
Happened to me too, i signed out and login again.
How awful are modern phone looks, missing old times before iPhone X and small sizes.