ko kono format blk la....pastu better pakai antivirus avira jer....sll nye laptop skang ni sll pakai avira je...sbb portable...x hang kan sstem...kaspersky ok...cm die akn membebankan pd wndows jer...avg ok gak...tp byk klmhn die...avira pon antivirus free...format laptop dlm rm3o ~ rm7o la....tgk tpt la...aku sll wat sndr je...nk cite, xde la pandai sgt...