Hi Saharsh,
thanks for the suggestion.
I am not able to log into my o.s so i can update the bios now.
i have tried to change the boot setting with f2 and f12 but its not working.
please find the attched image for your help.
image 1>f12--booting with usb
image 2>default sceen is coming in place of linux installation
image 3>selecting current os then showing error
image 3
image 1
Please suggest to proceed further.
Thanks & Regards,
Amardeep Kumar