English – ASRock FM2A55M-DGS User Manual
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ASRock FM2A55M-DGS Motherboard
English
ASRock Crashless BIOS 
 
ASRock Crashless BIOS allows users to update their BIOS 
without fear of failing. If power loss occurs during the BIOS up-
date process, ASRock Crashless BIOS will automatically finish 
the BIOS update procedure after regaining power. Please note 
that BIOS files need to be placed in the root directory of your 
USB disk. Only USB2.0 ports support this feature.
ASRock OMG (Online Management Guard)
 
Administrators are able to establish an internet curfew or restrict 
internet access at specified times via OMG. You may schedule 
the starting and ending hours of internet access granted to other 
users. In order to prevent users from bypassing OMG, guest 
accounts without permission to modify the system time are re-
quired. 
ASRock Internet Flash
 
ASRock Internet Flash searches for available UEFI firmware 
updates from our servers. In other words, the system can auto-
detect the latest UEFI from our servers and flash them without 
entering Windows
®
OS. Please note that you must be running
on a DHCP configured computer in order to enable this function.
ASRock UEFI System Browser
 
ASRock UEFI system browser is a useful tool included in 
graphical UEFI. It can detect the devices and configurations 
that users are currently using in their PC. With the UEFI system 
browser, you can easily examine the current system configura-
tion in UEFI setup.
ASRock Dehumidifier Function
 
Users may prevent motherboard damages due to dampness by 
enabling “Dehumidifier Function”. When enabling Dehumidifier 
Function, the computer will power on automatically to dehumidi-
fy the system after entering S4/S5 state.
ASRock Easy RAID Installer
 
ASRock Easy RAID Installer can help you to copy the RAID 
driver from a support CD to your USB storage device. After 
copying the RAID driver to your USB storage device, please 
change “SATA Mode” to “RAID”, then you can start installing the 
OS in RAID mode.