When you receive these errors, the PC will fail to boot, due to undetectable bootable disk or boot sectors. Please install an operating system on your hard disk.
The boot device not found error is a common Windows problem with 4 error prompt scenarios:
Malware can also damage boot sectors or the entire bootable disk. It could be due to a corrupted or damaged bootable disk, damaged boot sectors, or MBR on the boot disk, BIOS disorganization, or hard disk connection problem. However, the boot device not found error can sometimes occur, leaving one with a headache, trying to troubleshoot this problem. For a computer to run a boot, everything from the system to the boot device should be ready to function without any hiccups fro corrupted or damaged files.