Need bios CWI529 La Air Q128G80170800677

Hi, my laptop does not turn on ,black screen and green power led on …
probably bios problem…I’d like to try to recover it by flashing bios
where i can download it?
thanks

Model CWI529 La Air Q128G80170800677
motherboard I9_APL_MB_LP3B253_R_HT_V1.0