Use a winpe with ptdd Partition Table doctor to repair the Master Boot Record of the hard disk

 

If the hard drive Boot Record (MBR) is damaged, the hard disk cannot be started normally. Generally, the hard disk can be detected by BIOS,
Prompt at startup:

Disk boot failure, insert system disk and press ENTER

First download old peach winpe, and then use the recording software to burn a bootable winpe boot disk. Put the winpe boot disk into the optical drive,
Verify that the BIOS settings are correct: Enter the bios and set the first boot device in the advanced BIOS features as the disc to start,
Go to standard CMOS features to see if the IDE channel where the disc is located is blocked and set
If it is set to Auto, the optical drive is automatically detected when the BIOS is turned on.

After entering winpe, start-> Program-> disk CD tool-> ptdd Disk Partition Table doctor, open it, 1:

(Figure 1)

Select Operation> recreate MBR. The following dialog box is displayed. 2:

(Figure 2)

After confirmation, exit the program and restart the computer.