After the dual system is installed, the computer cannot enter the system.

After the dual system is installed, the computer cannot enter the system.

The computer was originally installed with Windows 7 and later wanted to install another Linux system,

A dual system is formed. After linux is installed, the boot sector is overwritten,

After the boot, you cannot enter the system and stay on a black screen

The cursor keeps flashing in the upper left corner of the screen.

Solution: You need a system disk (win7 or winxp ),

Set the BIOS so that the system starts from the disc and enters the PE system and PE system.

Many tools are attached, including DiskGenius,

Click hard disk (D), and click re-create Boot Record (MBR) (M) again )]

You can fix the Boot Sector, restart the computer, and then the computer can re-enter the system,

Start normally.

After the dual system is installed, the computer cannot be started due to incorrect operations.

First, make sure that your system disk is correct. Then you can solve this problem.
First, remove the hard drive cable.
Second, use the system disk to start the instance. If you do not consider the memory, if you can go in to the third.
Third, connect to the hard disk and set the active partition to the partition where win7 is located. Check whether you can go in. If not, the hard disk may be broken.
First, follow the procedure below. When is the problem.

The computer is equipped with a dual system and cannot enter the original system.

It seems that the order is wrong. We should install xp first and then vista.