advjce plz

i think im a good listener, BUT i dont give good advice.... for the love of god, every time my friend rants to me about what's happening to her, my brain stops working and i genuinely don't know what to say :(( I don't know how to comfort or at least give a piece of advice to her... ughghg what can i say plsplspls she's going through something rn and idkk what to say !!