Lenovo S145-15API ( 81UT 001GKR ) Please help me modify bios.

[repairplus]

Lenovo S145-15API ( 81UT 001GKR )

- PCB VER : GS440&GS540 NMC511 Rev: 1.0 2019-05-28
-SPEC : AMD Ryzan 3 3200U / RAM DDR4 4GB On Board

Please help me modify bios.
-> Currently, bios is no video symptom.

Thank you for your help.