Win8 system is not easy to use how to change back to win7?

Windows
8 can run smoothly on most Windows
<<> computer
. Microsoft launched the system at 23:15 on October 25, 2012 in Beijing time. Windows
8 supports personal computer
(X64 architecture, X86 architecture) and tablet computer
(ARM architecture). But many friends still prefer win7. So, how do we change win8 back to win7?

Below, let's take a look at the notebook pre-installation system replacement tutorial
.

If you are sure you want to convert your laptop's pre-installed Windows 8 system to a Windows 7 system, please note the following important things:

1. Due to the Windows 8 system pre-installed on your notebook, you need to use it. UEFI function in the BIOS and GPT partition table, so when you convert the system to Windows 7, you need to delete all the partitions of the random Windows 8 system (including Windows 8 boot partition, Windows 8 system repair partition, GPT partition table). Reserved partitions, one-click recovery function partitions, Windows 8 system partitions, user data partitions, and one-click recovery data partitions) Because these partitions are created under the GPT partition table, and Windows 7 uses the MBR partition table. The two are not compatible with each other. Therefore, when you convert your Windows 8 system pre-installed into Windows 7 system, you will lose the data of all the partitions in your hard disk and the one-click recovery function of the pre-installed Windows 8 system (that is, you cannot pass the Lenovo one-click function). The recovery function is restored to the pre-installed Windows 8 system. If you want to revert to the pre-installed Windows 8 system, you can contact the Lenovo service station to revert to the pre-installed Windows 8 system). Therefore, please backup all the important data in your notebook hard disk to the removable storage media (such as U disk, mobile hard disk, etc.) before converting the Windows 8 system pre-installed in your notebook to Windows 7 system.

2. In order to ensure the smooth installation of the system, we strongly recommend that you use the genuine Windows 7 operating system
CD (if your notebook does not have a CD-ROM drive, we strongly recommend that you use a USB CD-ROM to complete operating). Do not use the GHOST version of Windows 7 or other non-genuine Windows 7 operating system
discs. Doing so will invalidate your operation.

Solution:

First, the following describes the specific operation steps of Lenovo Y400, G480 and Yangtian V480, Zhaoyang K49 and other models

1. Consumption YZGN machine The specific steps of the pre-installed Windows8 system modified into Windows7 system (Y400, G480, etc.)

1) Restart the computer first, and press the “F2” key on the notebook keyboard or “Fn+” & rdquo; F2 & ldquo; key into the notebook's BIOS settings interface (if your notebook is Y400, Y500 please turn off the computer, press & rdquo; one-click recovery button & rdquo; boot, by selecting the boot menu in the "BIOS Setup" project Enter the BIOS setup interface)

2) After entering the BIOS setup interface, press the “→” key on the keyboard to move the menu to the “EXIT” item, press the keyboard “↓” Press the button to select the “OS Optimized Defaults” option, press the “Enter” button to open the setting menu of the option, press the ““↓” button on the keyboard to change the option to the default "Win8 64bit“ For ”Others“ After that, press the "Enter" key to confirm. Then press the “↑” button on the keyboard to select the "Load Default Setting" option, press the Enter key to start the Restore BIOS default function window, directly press the "Enter" on the notebook keyboard in this window ; The key starts the BIOS to restore the default function. Then press the “F10” key or “Fn key+”F10“ key on the notebook keyboard to start the BIOS save settings window. In this window, press the "Enter" key on the notebook keyboard to start the BIOS save. Set up and start the computer function in good faith.

3) When the computer restarts to the “Lenovo” LOGO screen, press the “F2” key on the notebook keyboard or “Fn key+”F2“ to enter the BIOS setup interface of the notebook ( If your notebook is Y400 or Y500, please press the power switch of the notebook to turn off the computer when the computer restarts to the “Lenovo” LOGO screen, press ” one button to resume pressing the & rdquo; button to boot, by selecting the boot menu "BIOS Setup" project re-enters the BIOS setup interface) will press the “→” key menu on the keyboard to move to the "Boot" project, find the "Boot Mode" option under the project, press “ Enter the setting menu of the option, press the “↓” button on the keyboard, and change the default "UEFI"; Confirm, press the “↓” button on the keyboard to select the <;Boot Priority" option, press the “↓” button on the keyboard to default the option. ;UEFI First“edited to ”Legacy First“ then press “Enter” to confirm. Then press the “F10” key or “Fn key+”F10“ key on the notebook keyboard to start the BIOS save settings window. In this window, press the "Enter" key on the notebook keyboard to start the BIOS save. Set and restart the computer feature.

4) When the computer restarts to the “Lenovo” LOGO screen, press the “F12” key on the notebook keyboard or “Fn key+”F12“ key to enter the notebook's boot settings interface ( If your notebook is Y400 or Y500, please press the power switch of the notebook to turn off the computer when the computer restarts to the “Lenovo” LOGO screen, press the “ Restore button”, press the keyboard and “ld”; ↓” Press the “Boot Menu” option in the boot menu and press the “Enter” button to enter the boot settings interface. At this time, eject the CD-ROM tray of your notebook, put the CD-ROM tray back in the genuine Windows7 operating system CD, and select the “SATA ODD” or “USB ODD” option in the interface and press ” Car “ key to achieve CD-ROM boot.

2. The specific operation steps of the Windows 8 system pre-installed by Yangtian VBKEM to Windows 7 system (V480, E49, etc.)

1) Restart the computer first and press On the notebook keyboard, the “F1” key enters the BIOS setup interface of the notebook.

2) After entering the BIOS setup interface, press the “→” key on the keyboard to move the menu to the “Restart“ project, press the “↓” button on the keyboard to select ” OS Optimized Defaults“Options, press the "Enter" key to open the setup menu for this option, press the “↑” button on the keyboard to change the default ”Enabled“ to ”Disabled“ Press the “Enter” key to confirm. Press the ““↑” button on the keyboard to select the “Load Setup Defaults” option. Press the Enter key to start the Restore BIOS default function window. In this window, press the “Enter” button on the notebook keyboard. Start the BIOS to restore the default features. Then press the “F10” button on the notebook keyboard to start the BIOS save settings window. In this window, press the “Enter” button on the notebook keyboard to start the BIOS save settings and restart the computer function.