https://youtu.be/F0JN2KpQQ0Q?si=ezXXM48lvr0_Etdw
look at this, I'm fed up, it's unplayable, my brother who is in the same house as me and who uses the wifi card integrated into the PC motherboard tells me that he doesn't know these lags, but I have this card: https://www.amazon.fr/dp/B09R4KPP3X?ref_=ppx_hzsearch_conn_dt_b_fed_asin_title_1&th=1
any advice?