How to fix a U disk in XP system

As more and more users are using computers, it is inevitable to mention the reload system, we used to use CD-ROM system to reload, now many XP users will choose to use U disk to reload the system, mentioned U disk reload system, we know the most basic is the need to have a U disk boot disk. In the U disk boot disk boot partition, there is a sector called the MBR, which is the first sector that exists on top of the bootable partition. such as a U disk in the MBR damage, then u disk is not bootable boot, you can not install the system. So what should we do when we are in the process of reloading the system? Today small knitting and everyone together to learn under XP repair Disk damage MBR Method!

The method is as follows:

1, use backup MBR file restore u disk

If you have previously backed up the master boot record, you can use Winhex or other specialized disk management tools to recover the MBR. Because the previous backup of the file information is accurate, so that this method is the most stable;

2. Rebuilding MBR Records

For dedicated disk management software such as PQ and PM, it is possible for the software to attempt to rebuild the MBR based on data analysis without the presence of the MBR records that were previously backed up;

For AHCI-mode-initiated operating systems, this rebuild is not necessary and may even cause the operating system to fail to start. )

Rebuilding MBR Records

3. Back up MBR information

Use software such as Winhex to open the disk sector directly to copy the data saved as a file.

Back up MBR information

Through the above three steps, we can repair the damaged MBR in U disk. But if you don't have the Ghost XP boot disk installed in the U-disk, this recovery is meaningless.