no bootable

I have been trying to install Kali as the main boot on my dell latitude 3350. On the first try it formatted the hardrive and installed and completed the full installation but when i rebooted it Kali didn't show up as a boot option and nor doesn't grub boot loader appear. I tried to install...

So Im on a mental meltdown edge, where I sit down with head between my knees bite my nails and watch the empire fall. My computer woke up today to see that he suffers similar mental disorder as his master... it appears he have no memory, to be more specific 'no bootable device', I felt brave...