PC Help needed

[BrightonBiatch]

Recently been having trouble with my IE every time i open a web page it takes me to a different search site i found out its being hijacked by blitx does anyone else have this trouble or does anyone know how i can stop it! ive tried no adware and a few others but nothing seems to work

 

[Beach Hut]

I've used AntiVir since Norton demanded I pay and it has been fine for me