Windows 8 and Windows 7 dual system switching Setup methods

First step, BIOS setup

A, enter the BIOS interface, select "Exit" → "Os Optimal default" set to "Disabled" (OS Optimal default switch can be understood as UEFI and traditional BIOS switching)

B, press the F9 on the keyboard to restore the BIOS defaults

C, enter the startup interface, set "CSM" as "Enabled" (CSM: Compatible support modules Compatibility Support module)

D, startup interface, set "Boot Mode" for "legacy only"; Press F10 to save the exit.

Step two, install the system

You must delete all the original partitions and then recreate the partition, so that the installer will automatically change the hard drive from GPT to MBR, and remind you that this will cause all the data on the hard drive to clear, including a key restore function will be cleared, please proceed cautiously.

If the above operation still does not install properly, follow these steps.

Step three, problem handling

Currently Known issues:

A, Setup cannot partition or partition after the next installation cannot be clicked

B, the normal partition can be installed, but when Windows starts, at Windows logo kill machine; prompt disk function error

Workaround:

A, the Installation Interface press SHIFT+F10, at the Command Prompt window input: DiskPart carriage; Enter select disk 0 back; Enter clean carriage return

B, enter convert MBR carriage return, restart the computer after the partition installation can be directly installed.

The System house prompts you:

A. Remember that you cannot format the system and change the settings first.

B. Suitable for Lenovo computer.