Originally, it was a dual system.,But win7 was reinstalled later.,Now XP can t get in.,Prompt winloa

First: If there is no problem with the hard disk, it will not go back and forth from the beginning, and it will be fine if the hard disk is repaired.

Second: Confirm that the data is in that drive letter, if it is in the C drive, then you use a ghost system CD, enter the hard disk in the way of PE, copy the one you want to another drive letter, and install the system from the new.

Third: In the case that there is no way to install and test, you can take out the hard drive and change it to the second machine to start it. Start requirements as soon as the second screen is displayed press F8 selectively enter,You can complete the test whether the hard disk is broken, you can also check the system of the hard disk,Is it unintentional to start,And it may be that you have a problem with the power supply of the computer before you come back and start repeatedly, I hope my will help you。

The dual system is installed first at the low level and then installed at the high level.,Now take an XP disk to repair and install the next XP.。

Run, enter cmd, and copy and paste the execution.

bcdedit /create /d "windows xp"

bcdedit /set device bootbcdedit /set path tldrbcdedit /displayorder /addfirst

Such a problem can be solved with the Chinese version of vistabootpro.

Step 1: After running the software, you will first be prompted to back up your system files. On the main interface of the software, click the "Backup Restore Center" button on the toolbar, click the "Browse" button under "BCD Backup Path", and select a non-system disk to save BCD data, with any file name.

Step 2: Click on the "View Settings" button, which is usually only displayed by Windows XP. If there is a Vista option, skip directly to the fourth step.

Step 3: Click on "Manage OS Entries", check "Add New OS Entry", enter "Vista" in OS Name, "Windows Vista" in OS Type, Vista in OS Drive, and finally "Apply Updates".

Step 4: Click on "System Bootloader" on the toolbar, select "Windows Vista Bootloader" and "System Partition", and click "Install Bootloader". Reboot and you'll see the dual boot menu.

Step 5: If the problem still occurs, you can go to the root directory of the C drive, remove the read-only attribute of the NTLDR file, then go back to VistabootPro, enter the "Backup Restore Center", click the "Open" button after "BCD Restore Path", select the file you just backed up, and click the "Restore" button.