How to adjust Lenovo G400 keyboard function keys to a traditional keyboard mode

Lenovo G400, G500, G490 series models, F1-F12 function keys on the keyboard, by default is used as a specific hot key, as shown below:

 

 

Press the hot key to quickly implement the corresponding function, as shown in the figure below:

 

 

 

However, when using specific software or playing games, these buttons need to be frequently used. The FN combination method is too cumbersome each time. How can I change it to the traditional keyboard mode?

 
Procedure:

1. Press the FN + F2 key combination or press the NOVO key when the lenovo logo interface appears after the device is turned on, and then select "Enter Setup" to go to the BIOS settings page;

 

2. On the BIOS settings page, go to the "Configuration" menu, change the "Hotkey mode" settings from Enable to Disable, and press F10 to save the settings and exit.