i need bios file lenovo all in one

i need bioos all in one Lenovo 3000c300
mb: DA0QU2MB8E0 rev E
plz help me

 

[ThienBui]

here
https://www.vinafix.vn/threads/quanta-qu2-rev-b-lenovo-c300.15646/#post-26457

 

[kunal mehta]

here
https://www.vinafix.vn/threads/quanta-qu2-rev-b-lenovo-c300.15646/#post-26457

this is not rev e

 

[ThienBui]

this is not rev e

all BIOS same rev:X