ASROCK X299 Steel Legend User Manual page 84

Dynamic SVID Support
Enable/Disable SVID. Disabling SVID disables input voltage overrides.
Save User Default
Type a profile name and press enter to save your settings as user default.
Load User Default
Load previously saved user defaults.
Save User UEFI Setup Profile to Disk
It helps you to save current UEFI settings as an user profile to disk
Load User UEFI Setup Profile from Disk
You can load previous saved profile from the disk
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