The computer can t be turned on, and when the system is backed up, the bad system is backed up, and

Then reinstall the system.

Duplicator, copy data, copy is intact hard disk data, if the hard disk bad track, the copied data may not be complete, bad head, then it is directly useless, can only let people professionally recover data, this ordinary person can not do it without equipment! But it's not completely hopeless,If the bad is not serious,You can use some tools to avoid the bad sector area,Reinstall the system in the hard disk,There should be hope for booting,Copy the data after booting,But it's very slow!

I guess it's your hard disk data cable not plugged in, it's rare to see the hard disk hang up, and you can also repair it, if you don't know, move to the place where the computer is repaired and try to change the cable, it is estimated that it has been solved, but it doesn't work that there are bad sectors, and he wants him to help you shield these bad sectors, and the hard disk can be used again. But the capacity should be cut out of the capacity of the bad sectors that are shielded.

Find a friend, dismantle your hard disk, put it in his machine, into two hard disks, use your hard disk as a secondary disk, his is the main disk, start the computer, after entering, his system is an operating platform, put your things into his disk, exist above, your partition name may change, such as c becomes d, if you don't completely want to change the disk, you can take out your friend's disk, and then, put your low grid, repartition. Although most of them don't use DOS now, I think it's best to use it in low grid, I don't know if you'll not, after using DOS, then use other partition software, just treat it as a dead horse to be a live horse doctor!

Use the disc with PE function to guide into the PE system, and only the disc is needed to enter the system, not the hard disk, so it will definitely go in. Then you can back up the data inside.

Most of the installation disks can be guided into PE, and the CD that comes with the computer fan can also be guided into PE, and it can also be guided into PE with a USB flash drive.

It can be backed up by professional data recovery software, Seagate's data recovery software is still very easy to use, it is recommended to come to Seagate's official website to take a look.

What data do you back up when it's all broken?

Computer backup, depending on how to reinstall the system, that is: full disk installation, or only reinstall the installation of the C disk system;

1. If the whole disk is installed, it is necessary to back up the data of the entire hard disk correctly, and generally need to move the hard disk or large-capacity U disk to back up;

2. Only reinstall the C system disk, you can back up the important data on the desktop and C disk to other drive letters. Of course, just in case, you can also back up to a portable hard disk or USB flash drive;

3. Back up those contents: For a very skilled system installer, the main backup content is naturally the important information that you keep yourself, that is, the documents you create. If you are not familiar with the installer, it is natural to save the operating system, drivers, application software, etc.;

4. The usual backup practice generally refers to the second case, which is the backup method that overwrites the C system disk. Make full use of the ghost software to back up the entire system disk, back up the entire image of the system C drive to the non-C drive, and generally back up to the last drive letter F drive;

5. The use of backup images, when the computer system runs too slowly, or simply cannot start normally, you need to restore the backup image file.

File data is a very important thing, and it is difficult to get it back if it is lost, but what if the electric car jujube brain system is broken and you can't get in? We can go into the PE system when the system is reinstalled, and then back up the closed training and dismantling files by transferring the files to another place in the PE system.

Summary of frequently asked questions about the system].

Computer system is broken backup file tutorial.

1. First of all, the steps are the same as reinstalling the system, prepare the system USB flash drive, and install the installed system into the USB flash drive.

The above two are installed systems that can be used in U disks, a win10 system, a win7 system, you can choose according to your needs.

Both systems are able to provide good system optimization programs that enable computers to run more efficiently and achieve a very satisfying system experience.

2. Insert the USB flash drive into the computer, select the startup items, and enter the PE system.

2. After entering the PE system, click on My Computer.

3. Enter My Computer, double-click to enter the C drive.

4. After that, copy and paste the files needed in the C drive to another place.

You may need to re-use the USB flash drive to make the system and then restore the backup.

It depends on whether your computer is backed up and whether the hard drive is broken.

The shortcut keys of each model of the computer are different, and when the computer boot screen is displayed for the first time, it is necessary to pay attention to what the shortcut keys are to enter the advanced settings, such as: F8, F10, F11 and so on.

Press this button continuously before the computer goes to the next page to enter the advanced settings, and you can select System Restore.

Use a USB flash drive or CD-ROM to guide into PE and then into C disk for backup.