HP PC Commercial BIOS (UEFI) Setup Whitepaper
August 2018 
919946-003 
HP PC Commercial BIOS (UEFI) Setup 
© Copyright 2016-2018 HP Development Company, L.P. 
5 Advanced Menu 39 
Feature 
Type 
Description 
Default 
Notes 
 Require BIOS 
PW to change 
Thunderbolt 
Security Level 
Setting 
When checked, enables BIOS PW requirement to change 
Thunderbolt Security Level 
Checked 
 Thunderbolt 
PCIe Hot Plug 
Setting 
The following settings are possible: 
•  Legacy Mode 
•  Native + Lower Power Mode 
Legacy 
 Smart Card 
Setting 
When checked, enables integrated Smart Card slot 
Checked 
Notebook only 
 Smart Card 
Power Savings 
Setting 
When checked, enables the power-saving feature of the 
Smart Card reader, thus not maintaining a session when the 
card is removed 
Checked 
Notebook only 
 Serial Port (A, 
B, C, D) 
Setting 
When checked, enables serial port A, B, C, or D 
2014 Desktop: Security -> Device Security -> Serial Port 
Checked 
Desktop only 
I/O Address (A, B, 
C, D) 
Setting 
The following settings are possible: 
•  Auto 
•  3F8 
•  2F8 
•  3E8 
•  2E8 
Auto 
Desktop only 
Interrupt (A, B, C, 
D) 
Setting 
The following settings are possible: 
•  Auto 
•  IRQ 3 
•  IRQ 4 
•  IRQ 5 
•  IRQ 10 
Auto 
Desktop only 
SATA 
(0,1,2,3,4,5) 
Setting 
When checked, makes the specified SATA port visible to the 
OS 
Checked 
Desktop only 
 Front USB 
Ports 
Setting 
When checked, enables front USB ports 
Checked 
Desktop only 
 Rear USB 
Ports 
Setting 
When checked, enables rear USB ports 
Checked 
Desktop only 
 USB Charging 
Port Function 
Setting 
When checked, enables the USB charging port to charge 
devices during hibernation or shutdown. This setting is 
equivalent to the “USB Charging Port” setting on a notebook. 
Checked 
Desktop only 
 Media Card 
Reader/SD_RDR 
USB 
Setting 
When checked, enables integrated media card reader. This 
setting is equivalent to the “Media Card Reader” setting on a 
notebook 
Checked 
Desktop only 
Restrict USB 
Devices 
Setting 
The following settings are possible: 
•  Allow all USB Devices 
•  Allow only keyboard and mouse 
•  Allow all but storage devices and hubs 
Allow all USB 
Devices 










