Wow! Your name is Brahma. I have seen your several answers on various questions. You are a very expert person in Linux.
Thank you very much Brahma for your kind assistance. I will definitely follow your guidance and update back here in the comments the outputs.
Meanwhile, while following your instructions, i might get into another error, because i am absolutely a newbie and know almost nothing, i will post the output in that case too.
Kindly keep supporting me.
Also, i would like to contact you for helping me build a tool using python or any other language.
I will pay you for your guidance or help or if you could please create the tool based on my preferences.
I will be grateful too.
Many many thanks again, Brahma. I highly appreciate your kind efforts and time for writing to help me. 
Boot with open source drivers
Boot with proprietary drivers
Edit boot options
Installed BIOS system on.
What should I select?
Thanks again
I clicked on boot with proprietary drivers…
And then i opened mate cmd line.
It shows.
manjaro@manjaro-mate~]$
I typed :
manjaro-chroot -a
Results:
grub-probe: error: cannot find a Grub drive for /dev/ssb1. Check your device.map
grub-probe: error:. . . . . . (same as above)
==> ERROR: No Linux Partitions detected!
However, if i power on pc without live usb manjaro, the grub menu opens and asks for password of my manjaro account. pc user. I enter password.
Then it says opening slot 0 .
And then errors and dropped into emergency shell. No tty . .
Can anyone please guide me?
I’m sitting on the pc and waiting for someone’s help.
Thank you.