A master boot Record MBR loss will cause the Win7 flagship system to fail to boot, the master boot Record (MBR) is used to detect the correctness of the hard disk partition and to determine the active partition, which is written to the sector by the partition software (such as FDISK) when it is partitioned, so the MBR does not belong to any Unlike the operating system, the MBR does not carry the nature of the operating system, and has a public-boot feature. The MBR's task is to hand over the boot to the operating system, and if this record is corrupted it will not boot from the hard drive.
This time we need to rebuild the master boot record MBR, so how do I rebuild the MBR master boot record?
There are many kinds of tools to rebuild the MBR, and Diskgenius is undoubtedly the easiest to get started with, the following system box Small series describes the operation method.
1, first of all, we will contain Diskgenius CD-ROM or start a U disk inserted into the computer, by CD or u disk to start;
2, and then choose to run Diskgenius Partition tool, the following figure with U disk Startup disk as an example:
3, open Diskgenius, first on the left to select your "hard disk", and then click on the menu bar "hard disk"-"Rebuild the master boot record MBR", the following figure;
4, Pop-up prompts the window, then click "Yes";
5, then pop-up "task completion" prompts, when we have completed the "Master Boot Record MBR" rebuild, just need to restart the computer.
The method of rebuilding MBR master boot record by Win7 system to share here, I hope to help. Source text address: http://www.xitonghe.com/jiaocheng/windows7-1690.html