ASUS UEFI BIOS
    EZ Mode
    Usually by default, the EZ Mode screen appears when you enter the BIOS setup program. The EZ 
Mode provides you an overview of the basic system information, and allows you to select 
the display language, system performance, mode and boot device priority. To access the 
Advanced Mode, select 
Advanced Mode
 or press the 
F7 hotkey
for the advanced BIOS 
settings.
Items of EZ Mode Menu
        The items of 
EZ Mode menu are
    
        - Information
- DRAM Status
- X.M.P.
- CPU Temperature
- CPU Core Voltage
- Motherboard Temperature
- Storage Information
- AI Overclocking
- Boot Priority
- FAN Profile
- CPU FAN
Remarks
The default screen for entering the BIOS setup program can be changed. Refer to the Setup Mode item in section Boot menu for details. 
The boot device options vary depending on the devices you installed to the system.
    
Advanced Mode
The Advanced Mode provides advanced options for experienced end-users to configure 
the BIOS settings. The figure below shows an example of the Advanced Mode. Refer to the 
following sections for the detailed configurations.
    
Remarks
To switch from EZ Mode to Advanced Mode, click 
Advanced Mode(F7)
 or press the 
F7 hotkey.
    
Menu bar
The menu bar on top of the screen has the following main items:
My Favorites
For saving the frequently-used system settings and configuration.
Main
For changing the basic system configuration
Ai Tweaker
For changing the overclocking settings
Advanced
For changing the advanced system settings
Monitor
For displaying the system temperature, power status, and changing 
the fan settings.
Boot
For changing the system boot configuration
Tool
For configuring options for special functions
Exit
For selecting the exit options and loading default settings
    Menu items
The highlighted item on the menu bar displays the specific items for that menu. For example, 
selecting 
Main
 shows the Main menu items.
The other items (My Favorites, Ai Tweaker, Advanced, Monitor, Boot, Tool, and Exit) on the 
menu bar have their respective menu items.
    
Submenu items
A greater than sign (>) before each item on any menu screen means that the item has a 
submenu. To display the submenu, select the item and press 
Enter
    Language
This button above the menu bar contains the languages that you can select for your BIOS. 
Click this button to select the language that you want to display in your BIOS screen.
    
My Favorites(F3)
This button above the menu bar shows all BIOS items in a Tree Map setup. Select frequently-
used BIOS settings and save it to MyFavorites menu.
Refer to section 
1.3 My Favorites 
for more information.
    
Q-Fan Control(F6)
This button above the menu bar displays the current settings of your fans. Use this button to 
manually tweak the fans to your desired settings.
Refer to section 
1.2.3 QFan Control
 for more information.
6
BIOS Setup
    
Search on FAQ
Move your mouse over this button to show a QR code, scan this QR code on your mobile 
device to connect to the BIOS FAQ web page of the ASUS support website. You can also 
scan the following QR code:
    
Hot keys
This button above the menu bar contains the navigation keys for the BIOS setup program. 
Use the navigation keys to select items in the menu and change the settings.
    
Scroll bar
A scroll bar appears on the right side of a menu screen when there are items that do not fit 
on the screen. Press the Up/Down arrow keys or 
Page Up / 
Page Down keys to display 
the other items on the screen.
    
General help
At the bottom of the menu screen is a brief description of the selected item. Use 
F12key 
to capture the BIOS screen and save it to the removable storage device.
    
Configuration fields
These fields show the values for the menu items. If an item is user-configurable, you can 
change the value of the field opposite the item. You cannot select an item that is not  
user-configurable.
A configurable field is highlighted when selected. To change the value of a field, select it and 
press 
Enter to display a list of options.
    
Last Modified button
This button shows the items that you last modified and saved in BIOS Setup. 
Sources and References
    
        - https://dlcdnets.asus.com/pub/ASUS/mb/LGA1151/STRIX_B250F_GAMING/E12497_STRIX_B250F-GAMING_BIOS_UM_web_only_20170706.pdf
- https://dlcdnets.asus.com/pub/ASUS/mb/LGA1151/ROG_STRIX_Z390-I_GAMING/E14477_ROG_STRIX_Z390-I_GAMING_UM_WEB.pdf