if your laptop is dead because of the corrupted BIOS the only thing you have to do is to install a new BIOS to use it again or If your laptop is password protected and you want to unlock it you have to install new BIOS . Our site offers you with the best quality of BIOS at no cost; Absolutely free. Whereas, the other different websites offer you the same BIOS of cost. Our websites offer you with different bios for free.
The link for downloading the hp probook 4540S bios bin file is given below ; by clicking the download button you can download your BIOS