Win8 modified win7 system operation method

1. This operation may cause all data on the hard disk to be emptied, including one-click recovery function will also be cleared, if you need to restore the pre-installed system and one-click recovery function, you need to send to the service station for recovery, Free recovery within 1 year (such as the GPT partition table hard disk converted to MBR partition table hard disk need to delete all the original partitions, including hidden partitions).
2. If there is important data in the hard disk, you must have important data in all the letters, not just the C disk, the desktop and the important data in my document, as well as important data of other data disks.
Windows 8 modified Windows 7 need to change the BIOS settings, and Windows 8 uses the gpt partition structure, and Windows 7 only supports the partition structure of the 64-bit CD-ROM installation system, other installation methods need to delete all Windows 8 Partition. Therefore, before the operation, you need to remind the user to back up the data to avoid data loss.
Operating steps:
1. Under the Security tab, find the Secure Boot option, press Enter to switch the first Secure Boot from “Enabled” to “Disabled”;


2 press the ESC key to move back the main interface, find UEFI /Legacy Boot option under the Startup tab and change the default UEFI Only Legacy Only;


3. Finally, press the key combination & ldquo; F10” Save and exit.
4. Boot the installation media. When the above operation saves and exits, the computer will restart. Press F12 repeatedly when rebooting, the Boot Menu option appears, select the corresponding startup item; for example, CD-ROM installation, select ATAPI CD0 option. U disk installation select USB HDD option;

5. Select partition, pre-installed Windows 8 uses GPT partition (non-MBR), so you need to delete all partitions and re-recommended partition (this picture is a virtual machine screenshot, So there are fewer partitions, pre-installed Windows 8 will have more partitions);

6. After repartitioning, the Windows 7 system is installed normally.