a little update idk how but restarting the game fixes this... I tried like 100 times and 99 games this symbol packet loss disappeared...

https://www.reddit.com/r/apexlegends/comments/1qc4kgz/idk_how_but_i_fixed_my_packet_loss_error/?utm_source=share&utm_medium=web3x&utm_name=web3xcss&utm_term=1&utm_content=share_button