Ci t phn mm: Windows, office, Font, games...phn mm dit Virus, cu d liu...Nng cp phn cng gip my chy nhanh hn, khc phc mi s c Khng cn ci t li windows,Sa li ca my tnh nh (Khng ln mn hnh, Treo my, my chy chm., v cc li khc.....Sao lu d liu cc trng hp kh. My vi tnh chy chm, khi lo mua my mi, chng ti cung cp cc gii php tin ch dng tng tc hiu qu cho my vi tnh.