Ngay hom qua e vua cai dc e ubuntu 12.10 vao may tinh ( rat vui mung va phan khoi). Trc do may tinh e dang dung win7 64. Sau khi cai xong thi khong thay win 7 dau ca. E co nho 1 anh giup nhung khong dc. Vi anh ay bao may cua e k co win nua. E kha hoang mang vi trc do e da doc ky cach phan vung o cung. Cai han ra 1 o rieng. Gio e vao ubuntu k thay file cua win dau ca. Boot lai thi cung khong thay win ma boot. Trong khi may e k co o dia. Gio e muon hoi la co khi nao e bi hong cai win roi k? Phan setup win o ftrong may tinh ca. Co cach nao cho e vao lai win 7 k ah? Mong cac pro chi gium e voi. Tks alot!