Samsung Laptop pre-installed Win8 How to replace Win7 system

Samsung Laptop pre-installed Win8 How to replace Win7 system

1. When the computer starts, hold down the F2 key to enter the BIOS setup interface;

2, press the direction key to switch to advanced, the fast BIOS mode is set to Disabled or off;

3, switch to the boot interface, the secure boot set to disabled or off, turn off the safe start;

4, then the secure boot under the OS mode selection modified to CSM OS;

5, press the F10 save BIOS settings exit;

6, reboot the system press F9/F10/F12/ESC select U disk startup item installation win7 system, u disk installation win7 System tutorial.

If you encounter a situation that can not be installed, you need to back up all the data transfer hard disk, using the U disk Boot disk built-in partition tool to format the entire hard disk, re-establish the partition, at this time WIN8 recovery partition is formatted together, if you want to restore the hidden partition, to the Samsung Service Center to restore