Can I reinstall the system without a CD ROM drive or USB drive?

Yes, but only if the existing system is functional and connected to the Internet.

1. Hard disk installation method of the original system: This installation method should pay attention to two points: (1) The system version to be installed cannot be lower than the system version running now, such as win7 can not be installed under XP.

The reason is that the Windows system does not support such an installation method. (2) Write down the key of the system to be installed in advance, win7 can not enter the key, choose to activate it later with the activation tool. a. Installation of XP:

**Microsoft's official original image file to the computer, use the decompression software to decompress it to the root directory of a disk other than the non-system disk C disk, such as d:. Then find the executable file in the extracted file or the i386 folder, double-click to open and run, you will enter the system installation interface, and install it according to the prompts. During the installation process, please format the system disk C.

b、Win7 installation:**Microsoft official original ultimate version) system image file to the computer,Decompress to the root directory of a disk outside the non-system disk c disk,Such as d:。 Then ** an NT6 hard disk installer, open and run, as shown in the figure:

Click the "Open" button, find the file under the unzipped sources, click "OK", return to the NT6 program, and click "Start Installation". It will enter the system installation, and you can operate according to the prompts.

2. Ghost version of the system hard disk installation: relatively simple, ** the image file of the corresponding system to the computer, decompress to the root directory of a disk outside the non-system disk C disk, such as d:. **gghost hard disk installer, open and run, as shown in figure:

Click "Browse" to find the decompressed ***xpgho or *** file, that is, the largest file after decompression, click "OK" to return to the installer interface, select "partition selection", select "partition restoration" and "repair boot information" for basic operations, and finally click "execute". After the computer restarts, it will enter the automatic system installation.

What system are you installing? If it's XP, it's easy. ** An XP system for Ghost Edition. It's usually an ISO file, and if you know how to use ghost, it's fine.

Yes, you can install the system image with a virtual optical drive, but the virtual optical drive must be installed on a different disk than the system disk. If you want to install the system on the C drive, then your virtual optical drive cannot be installed on the C drive, but should be installed on other disks.

You can choose the hard disk to reinstall the system, 1: you need ** an ISO system file back (in the search) do not put it in the system disk 2: ** virtual drive back to open the ISO system file for installation.

3: If you don't know how to use a virtual optical drive, use decompression software to extract the ??. in the ISO filegho files in this format come out, open the ??. on ** a onekey back

gho, this file, will prompt to start installing the system after restarting.