ASROCK B550M-C R2.0 User Manual

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4.7 Security Screen
In this section you may set or change the supervisor/user password for the system.
You may also clear the user password.
Supervisor Password
Set or change the password for the administrator account. Only the administrator
has authority to change the settings in the UEFI Setup Utility. Leave it blank and
press enter to remove the password.
User Password
Set or change the password for the user account. Users are unable to change the
settings in the UEFI Setup Utility. Leave it blank and press enter to remove the
password.
Secure Boot
Enable to support Secure Boot.

ASROCK B550M-C R2.0 Specifications

General

Form Factor	Micro ATX
Chipset	AMD B550
Socket	AM4
Max Memory	128GB
Memory Speed	DDR4 4733+(OC)
PCIe x16 Slots	1
USB 3.2 Gen1 (Rear)	4
USB 2.0 (Rear)	2
USB 3.2 Gen1 (Front)	2
USB 2.0 (Front)	2
RAID Support	RAID 0, 1, 10
Memory Slots	4
PCIe x1 Slots	1
Storage Interface	6 x SATA3
M.2 Slots	1
LAN	Realtek RTL8111H
Audio	7.1 CH HD Audio (Realtek ALC897 Audio Codec)