I recently purchased (27-01-2017) used sony vaio model number sve151g13w product number SVE15136CAW in Karachi, Pakistan. after purchase i have updated all the drivers and BIOS, but soon i have received the message when i Power on laptop "Operating System Not Found". one of technician told me that after the update of BIOS all the devices (HD, USB and CD Room) now disable from BIOS. to enabling the devices in BIOS when i go inside the BIOS unfortunately one of previous Owner of the laptop set the password on BIOS, the shopkeper also dont know that. i want you to let me know the solution or reset the BIOS Password which will enable me to use my laptop otherwise this is just waste for me. i also search on net for the problem but i did not get any solution.
i will be very thank full if some one get me out from this problem.
Thank you.
Regards,
Desperate User of Sony VAIO.