The operation procedure and frequently asked Questions of notebook Win8 refitting Win7

If you are sure you want to retrofit your notebook's Windows 8 system into a Windows 7 system, be aware of the following important points:

1. Since your notebook preinstalled Windows 8 system requires the use of the UEFI features and GPT partition tables in the BIOS, you will need to remove all partitions of the random Windows 8 system (including the Windows 8 boot partition) When you refit the system to a Windows 7 system , Windows 8 System repair partition, reserved partition for GPT partition table, feature partition for one-click Recovery, Windows 8 system partition, user data partition, and one-click Recovery Data Partition because these partitions are created under the GPT partition table, and Windows 7 The MBR partition table is used, and the two are incompatible. So you'll lose data on all the partitions on your hard drive and one-click recovery from preinstalled Windows 8 Systems when you retrofit your laptop's Windows 8 system into a Windows 7 system (that is, you can't recover to preinstalled Windows 8 systems with one-click recovery from Lenovo. If you want to revert to a preinstalled Windows 8 system, you can contact the Lenovo Service station to restore to the pre-installed WINDOWS8 system. so please back up your laptop pre-installed Windows 8 system for Windows 7 system before the operation of your laptop hard disk to backup all important data to the mobile storage media (such as: USB flash drive, mobile hard disk, etc.).

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 an optical drive, we strongly recommend that you use a USB optical drive to complete the operation). 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 respectively describes the Lenovo Y400, G480 and Yang Tian V480, Zhaoyang K49 and other models of the specific operating procedures

　　1. Windows8 system modified for WINDOWS7 system (Y400, G480, etc.) for YZGN models

1) Restart the computer first, and press the notebook keyboard "F2" key or "FN key +" F2 "key to enter the notebook BIOS Setup interface (if your notebook is Y400, Y500 please turn off the computer first, press the" One Button Recovery button "power on, by selecting" BIOS Setup "in the boot menu Project enters BIOS setup interface)

2) After entering the BIOS setup interface, press the "→" key on the keyboard to move the menu to "EXIT", press the "↓" button on the keyboard to select the "OS Optimized Defaults" option, press "enter" key to open the settings menu of the option, press "↓" button on the keyboard, After modifying the option default "Win8 64bit" to "Others", press the "Enter" key to confirm. After pressing the "↑" button on the keyboard to select the "Load default Setting" option, press ENTER to launch the Restore BIOS default function window, and in that window press the "Enter" key on the notebook keyboard to start the BIOS recovery default function. Then press on the notebook keyboard "F10" key or "FN key +" F10 "key to launch the BIOS Save Settings window, in this window directly press the" enter "key on the notebook keyboard to start the BIOS save settings and good faith start the computer function. (Image below)

3) When the computer restarts to the "Lenovo" logo screen, and press on the notebook keyboard "F2" key or "FN key +" F2 "key to enter the notebook BIOS setup interface (if your notebook is Y400, Y500 Please restart the computer to" Lenovo " Logo screen when you press the Notebook power switch off the computer, press the "one click to resume Press" button to power on, by selecting the "BIOS Setup" item in the boot menu to enter the BIOS setup interface again, the "→" key menu on the keyboard will be moved to the "boot" item to find the "boot Mode "option, press the" enter "key to open the settings menu for this option, press the" ↓ "button on the keyboard, modify the default" UEFI "to" Legacy support "and press" enter "key to confirm, then press" ↓ "button on the keyboard to select" Boot priority "option, Press the "↓" button on the keyboard to change the default "UEFI first" of this option to "Legacy first" and then press the "enter" key to confirm. Then press the "F10" key on the notebook keyboard or the "FN key +" F10 "key to launch the BIOS Save Settings window, and in that window press the" Enter "key directly on the notebook keyboard to start the BIOS save settings and restart the computer function. (Image below)

4) When the computer restarts to the "Lenovo" logo screen, and press on the notebook keyboard "F12" key or "FN key +" F12 "key to enter the notebook's boot settings interface (if your notebook is Y400, Y500 Please restart the computer to" Lenovo " Logo screen when you press the Notebook power switch off the computer, press the "One Button recovery button" to boot, press the "↓" button on the keyboard to select the boot menu in the "Boot" button and then press "enter" to enter the boot settings screen. At this time, the CD drive tray of your notebook pops up, put the CD drive tray back into the genuine Windows7 operating system CD, and select the "SATA ODD" or "USB ODD" item in the interface and press the "enter" key to enable the CD drive. (Image below)

　　2. How to retrofit Windows 8 systems into Windows 7 systems with the Vbkem model preinstalled (V480, E49, etc.)

1) Restart the computer first and press the "F1" key on the notebook keyboard to enter the BIOS settings of the Notebook

Interface.

2) After entering the BIOS setup interface, press the "→" key on the keyboard to move the menu to "Restart" item, press the "↓" button on the keyboard to select the "OS Optimized Defaults" option, press "enter" key to open the settings menu of the option, press "↑" on the keyboard Press the "Enter" key to confirm after pressing the button to modify the default "Enabled" of the option to "Disabled". Press the "↑" button on the keyboard to select the "Load Setup Defaults" option, press ENTER to start the Restore BIOS default function window, press the "enter" key on the notebook keyboard to start the BIOS restore default function. Then press the "F10" key on the notebook keyboard to launch the BIOS Save Settings window, and in that window press the "Enter" key on the notebook keyboard to start the BIOS save settings and restart the computer function. (Image below)

3) When the computer restarts to the "Lenovo" logo screen, and press the notebook keyboard "F1" key to enter the notebook BIOS setup interface, press the "→" button on the keyboard to move the menu to the "Startup" item, press the "↓" button on the keyboard to select "Uefi/legacy Boot option, press the "enter" key to open the settings menu for this option, press the "↓" button on the keyboard and change the default "Both" of the option to "Legacy only" and press the "enter" key to confirm. Press the "F10" key on the notebook keyboard to launch the BIOS Save Settings window, and press the "enter" key on the notebook keyboard to start the BIOS save settings and start the computer function in good faith. (Image below)

4) When the computer restarts to the "Lenovo" logo screen, and press the "F12" key on the notebook keyboard to enter the notebook's boot settings interface. At this time, the CD drive tray of your notebook pops up, put the CD drive tray back into the genuine Windows 7 operating system CD, and select the "ATAPI CD1" item in the interface and press the "enter" key to achieve the CD drive boot. (Image below)

　　Second, as above for the BIOS adjustment method, the following for the system installation-related methods

1. After entering the Windows 7 System Installation screen, follow the steps below to enter the Windows 7 system Partition screen, as follows:

2. After entering the Windows 7 system Partition screen, remove all of the partitions and then recreate the new partition.

Please note again: The above operation will delete all the partitions in your notebook hard drive, so your notebook
All data in your notebook drive will be lost, so please do this before you
Backup of important data to removable storage media (e.g. USB flash drive, mobile HDD, etc.).

After you have removed all the partitions, click New to recreate the new partition. (Restricted by MBR hard disk, you can only separate 4 primary partitions in the system installation interface, if you need more partitions, please partition the system after the system installation is complete)

After the partition is created, all the partitions are formatted, and after the formatting is complete,

Select the partition where you want to install the system, and click "Next" to install the system.

For detailed installation procedures for Windows 7, please refer to:

Video Guide: How to install or reinstall WINDOWS7

Http://support1.lenovo.com.cn/lenovo/wsi/htmls/detail_12621588867834286.html

Text version: How to install or reinstall WINDOWS7

Http://support1.lenovo.com.cn/lenovo/wsi/htmls/detail_12923680733754671.html

3. If you are still unable to partition operation using the above method, please follow the steps below:

A. On the first screen to enter the WINDOWS7 system installation, press the "shift" key + "F10" key or Shift "key +" Fn "key +" F10 "key on the keyboard. To start the cmd command-line Mode window:

B. Enter the "DiskPart" command directly in the CMD Command Line window and then press the "enter" key to automatically enter DiskPart mode:

C. After entering the DiskPart mode, enter the "list Disk" command and press "enter" key to confirm the number and location of the hard disk in your notebook, as shown in the following figure, the notebook has only one hard disk, the location is:

D. Enter the "select Disk 0" command and press the "Enter" key to select the hard drive in your notebook:

E. Enter the "clean" command and press the "enter" key to remove all partitions and data from your notebook's hard drive:

F. Enter the "convert MBR" command and press the "enter" key to convert the sub-mode of your notebook's hard disk from GPT mode to MBR mode:

G. Enter the "Exit" command and press "enter" key to exit DiskPart mode, then "Exit" command again and press "enter" key to exit cmd command line mode:

H. After the operation is completed, please click on the "Red Fork" in the upper right corner of Windows 7 system installation, then select "Yes" in the pop-up window to restart your notebook, and press the "F12" button on the notebook keyboard when the computer restarts to the "Lenovo" logo screen. fn key + "F12" key to enter the boot setting interface of the notebook (if your notebook is Y400, Y500 please press the POWER switch of the notebook when the computer restarts to "Lenovo" logo screen to turn off the computer, press the "One Button recovery button" to boot, by selecting the boot menu " Boot menu item again into the Boot Settings screen). At this time, the CD-ROM tray of your laptop pops up, put the CD drive tray back into the original WINDOWS7 operating system CD, and select the "SATA ODD" item in the interface and press the "enter" key to achieve the CD drive boot. Then follow the first 6 steps of the partition (you no longer have to delete the partition operation, because the partition has been completely deleted before restarting the computer).

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