What is the fdisk/mbr command and what is the main boot area?

It is possible to rewrite the boot program of the main boot area. The main boot area is the first area of ​​the hard disk. It is necessary for the hard disk to boot the operating system correctly. It mainly includes three contents, one is the boot program. The second is the partition information (that is, the computer's C, D, E... start and end information, etc.), and the third is the end mark 55AA.

Generally speaking, for the majority of hard drives, only the second item is determined according to the user's own configuration, which is different. The first and third items are the same, and FDISK/MBR rewrites the first part to solve the failure caused by the bootloader error.

“What is the specific operation of using the FDISK/MBR command to fix the main boot area? Operation in the command line. First you need to install the DOS command set containing fdisk, and then run "CMD", in the directory containing fdisk, type "fdisk/mbr".

You can also repair the disk boot area without the fdisk/mbr command. The method is best to use the graphical interface under PE. He said that it is the BIOS of AMI. He can't find the option to adjust the floppy drive. Every time you press it, you need to press a button to enter the system. I have to see if I want to press F1. However, the really difficult stuff is the following E text prompt, each time you press the button to enter the system, although not a serious problem, but it is not normal.

Err5:Error finding VFLOPPY.SYS Err8:Fake Floppy diver not found Press any key: I have never seen such a prompt, check the virtual floppy drive VFLOPPY.SYS on the Internet

Analysis Question, you said that the hard disk is 320G, then this computer should not be bought for a long time, you can rule out the problem of low battery power of the motherboard. If it is a problem with hidden partitions or software, it is recommended to re-partition the data after saving and hide the partition. Remove, even if the data is a lot, to be honest, the girl is nothing more than a few Korean dramas, and most of them can be downloaded again. You only need to ask what the most important data is and save it. After re-partitioning the system, make a backup ghost file for later use.

XP system how to use Fdisk /mbr to repair the boot disk of the main boot area of ​​the hard disk 98 CD boot to pure DOS, directly at the command prompt, type Fdisk /mbr Enter.

Rewriting the disk's main boot area with the Fdisk /MBR command will lose the hard drive information? The physical zero sector has a master boot record and a partition table. Fdisk /MBR only rewrites the master boot record and does not overwrite the partition table.