bac nao ranh N900 cko hoi cai tui nhan ket noi wifi k co o khoa' nhan zo nhu cac may khac bam zo la ket noi len mang bthuog con N900 nhan zo no lạ hien wifi protected setup(push a button on wireless station to initiate easy setup process and tap 'done' co 2cai Pin method va done bam 2cai thu? cai dat xog no kiu loi mang no muon cai dat lai k cai nay tui k biet nen po tay k the ket noi wifi dc du co khoa' hay k khoa' deu k zo dc ai biet chj giup vs