Link download phầm mềm Dell latitude
http://www.dell.com/support/home/us/en/04/Products/laptop/latitude_laptop
link của dell vostro
http://www.dell.com/support/home/us/en/04/Products/laptop/vostro_notebook
Link cửa dell inspiron
http://www.dell.com/support/home/us/en/04/Products/laptop/inspiron_laptop