How Blokking an IP-adress

hellow,

How can i:

I wanna block an IP adres 77.67.4.57; it’s TINET.SPA, (is safe). but i don’t want my speed is lowered because of a connection wherefore i didn’t have asked for. Know that a’m surfing on modemspeed an every extra connection slow down my speed.

windows XP, AVAST internet security on computer, version 7.0.1466

By
Pétrick

open avast>additional features>site blocking

check “enable site blocking” if it is not checked.

type the address URLs to block box and press enter.