怎么不让降级bios啊

[你猜我猜不猜]

Product Name
HP ProBook 455R G6
Processor 1 Type
AMD Ryzen 5 3500U with Radeon Vega Mobile Gfx
Processor 1 Speed
2100 MHz
Processor 1 Cores
4
Processor 1 Cache Size (L1/L2/L3)
384 KB / 2 MB / 4 MB
Processor 1 MicroCode Revision
8108109
Processor 1 Stepping
1
Processor 1 Bottom-Slot 1(left)
4 GB Samsung
Processor 1 Bottom-Slot 2(right)
4 GB Samsung
Serial Number
5CD91974GN
SKU Number
6YF48PC#AB2
Universally Unique Identifier (UUID)
D848539E9D9B60D8E2B1AF38F4878F31
Memory Size
8192 MB
Storage Devices
WDC PC SN520 SDAPNUW-512G-1006-191618803788 (512 GB)
System Board CT Number
PJDFH038JC80R0
Product Family
103C_5336AN HP ProBook
Primary Battery Serial Number
01501 2019/04/13
System BIOS Version
R79 Ver. 01.16.00 04/20/2021
BIOS Build Version
0000
Audio Controller
Realtek ALC3247
Video BIOS Version
AMD GOP X64 Release Driver Rev.2.8.0.0.0.Jul 26 2019.11:24:53
Reference Code Revision
PicassoPI-FP5 1.0.0.C
Embedded Controller Firmware Version
59.1D.00
USB Type-C Controller(s) Firmware Version:
CCG5 Primary 1-port Controller : 7.10.0
Born On Date
05/28/2019
System Board ID
85AD
Integrated MAC Address 1
C4-65-16-B9-87-02
Custom Logo
*Not Present
Present
Asset Tracking Number

Ownership Tag

Feature Byte
6J6S6b7B7J7M7Q7W7m7s8wapaqatauawbUd7dUdXdpdqeMgkjB.5R
Build ID
19WWPEAT601#SAB2#DAB2
Native OS Firmware Update Service
Disable
*Enable
BIOS Rollback Policy
*Unrestricted Rollback to older BIOS
Restricted Rollback to older BIOS
Minimum BIOS Version
00.00.00
Clear BIOS Event Log
*Don't Clear
Clear
Password Minimum Length
8
At least one symbol is required in Administrator and User passwords
*No
Yes
At least one number is required in Administrator and User passwords
*No
Yes
At least one upper case character is required in Administrator and User passwords
*No
Yes
At least one lower case character is required in Administrator and User passwords
*No
Yes
Are spaces allowed in Administrator and User passwords?
*No
Yes
Allow User to Modify Power-on Password
No
Change Only
*Change or Delete
Wake on LAN Power-on Password Policy
Bypass Password
*Require Password
Prompt for Admin authentication on F9 (Boot Menu)
*Disable
Enable
Prompt for Admin authentication on F11 (System Recovery)
*Disable
Enable
Prompt for Admin authentication on F12 (Network Boot)
*Disable
Enable
Prompt for Admin authentication on Capsule Update
*Disable
Enable
BIOS Administrator visible at Power-on Authentication
Disable
*Enable
Physical Presence Interface
Disable
*Enable
Save/Restore MBR of System Hard Drive
*Disable
Enable
Save/Restore GPT of System Hard Drive
*Disabled
Enabled
DriveLock Enabled Drives

Allow OPAL Hard Drive SID Authentication
*Disable
Enable
Permanent Disable Absolute Persistence Module Set Once
*No
Yes
Absolute Persistence Module Current State
*Inactive
Active
System Management Command
Disable
*Enable
Fingerprint Reset on Reboot
*Disable
Enable
Boot Sector (MBR/GPT) Recovery Policy
*Local user control
Recover in event of corruption
Host Based MAC Address
*Disable
System
Custom
HBMA Factory MAC Address
C4-65-16-C5-12-74
HBMA System MAC Address
C4-65-16-C5-12-74
HBMA Custom MAC Address
00-00-00-00-00-00
Pre-boot HBMA Support
Disable
*Enable
Windows HBMA Support
Disable
*Enable
Single NIC Operation (Disable All Other NICs when HBMA is active on one NIC)
*Disable
Enable
Reuse Embedded LAN Address
*Disable
Enable
HBMA Priority List
USB NIC Dongle:HP External Adapter :0BDA_8153
USB NIC Dongle:HP USB-C Travel Dock :17E9_4352
USB NIC Dongle:HP USB Travel Dock :17E9_4351
Embedded NIC:Realtek :10EC_8168:103C_85AD(Disabled)
Select Language
*English
Deutsch
Espanol
Italiano
Francais
Japanese
Portugues
Dansk
Svenska
Nederlands
Norsk
Suomi
Simplified Chinese
Traditional Chinese
Russian
Select Keyboard Layout
*English
Deutsch
Espanol
Italiano
Francais
Japanese
Portugues
Dansk
Svenska
Nederlands
Norsk
Suomi
Simplified Chinese
Traditional Chinese
Russian
Sunday
*Disable
Enable
Monday
*Disable
Enable
Tuesday
*Disable
Enable
Wednesday
*Disable
Enable
Thursday
*Disable
Enable
Friday
*Disable
Enable
Saturday
*Disable
Enable
BIOS Power-On Hour
0
BIOS Power-On Minute
0
Power On When AC Detected
*Disable
Enable
Power On When Lid is Opened
*Disable
Enable
Startup Delay (sec.)
*0
5
10
15
20
25
30
35
40
45
50
55
60
Fast Boot
Disable
*Enable
Audio Alerts During Boot
Disable
*Enable
NumLock on at boot
*Disable
Enable
USB Storage Boot
Disable
*Enable
Hardware enabled Spectre Variant 2 Mitigation
*Disable
Enable
Prompt on Memory Size Change
Disable
*Enable
Network (PXE) Boot
Disable
*Enable
IPv6 during UEFI Boot
Disable
*Enable
Prompt on Fixed Storage Change
*Disable
Enable
Prompt on Battery Errors
Disable
*Enable
Legacy Boot Options
Disable
*Enable
Legacy Boot Order
<no legacy boot options available>(Disabled)
UEFI Boot Options
Disable
*Enable
UEFI Boot Order
HDD:M.2:1
HDD:USB:1
NETWORK IPV4:EMBEDDED:1
NETWORK IPV6:EMBEDDED:1
NETWORK IPV4:EXPANSION:1
NETWORK IPV6:EXPANSION:1
HP_Disk0MapForUefiBootOrder
PciRoot(0x0)/Pci(0x1,0x7)/Pci(0x0,0x0)/NVMe(0x1,C7-62-A9-44-8B-44-1B-00)/HD(1,GPT,986F1506-0345-41E3-893A-476813D7ECAC,0x22,0x3A7DE)/\EFI\Microsoft\Boot\bootmgfw.efi
PciRoot(0x0)/Pci(0x8,0x1)/Pci(0x0,0x3)
PciRoot(0x0)/Pci(0x1,0x2)/Pci(0x0,0x0)/MAC(C46516B98702,0x0)/IPv4(0.0.0.0,0x0,DHCP,0.0.0.0,0.0.0.0,0.0.0.0)
PciRoot(0x0)/Pci(0x1,0x2)/Pci(0x0,0x0)/MAC(C46516B98702,0x0)/IPv6(0000:0000:0000:0000:0000:0000:0000:0000,0x0,Static,0000:0000:0000:0000:0000:0000:0000:0000,0x40,0000:0000:0000:0000:0000:0000:0000:0000)
PciRoot(0x0)/Pci(0x8,0x1)/Pci(0x0,0x3)/IPv4(0.0.0.0,0x0,DHCP,0.0.0.0,0.0.0.0,0.0.0.0)
PciRoot(0x0)/Pci(0x8,0x1)/Pci(0x0,0x3)/IPv6(0000:0000:0000:0000:0000:0000:0000:0000,0x0,Static,0000:0000:0000:0000:0000:0000:0000:0000,0x0,0000:0000:0000:0000:0000:0000:0000:0000)
Secondary Battery Fast Charge
Disable
*Enable
Launch Hotkeys without Fn Keypress
Disable
Enable
*Auto
SVM CPU Virtualization
Disable
*Enable
Swap Fn and Ctrl (Keys)
*Disable
Enable
Power Control
*Disable
Enable
Fast Charge
Disable
*Enable
Power Button Protection
Always
Never
*On Battery Only
USB Type-C Connector System Software Interface (UCSI)
Disable
*Enable
Enable High Resolution mode when connected to a USB-C DP alt mode dock
*Disable
Enable
Special Keys mapped to Fn + keypress
Disable
*Enable
Swap Arrow Up/Down and Page Up/Down Function
*Disable
Enable
Lock Wireless Button
*Disable
Enable
Fan Always on while on AC Power
*Disable
Enable
Wake on WLAN
*Disable
Enable
Wake on LAN on DC mode
*Disable
Enable
Boost Converter
Disable
*Enable
Force enable HP Sure View
*Disable
Enable
Bluetooth
Disable
*Enable
Wireless Network Device (WLAN)
Disable
*Enable
LAN / WLAN Auto Switching
*Disable
Enable
Configure Legacy Support and Secure Boot
Legacy Support Enable and Secure Boot Disable
*Legacy Support Disable and Secure Boot Enable
Legacy Support Disable and Secure Boot Disable
Import Custom Secure Boot keys
*Do Nothing
On next boot
Clear Secure Boot keys
*Disable
Enable
Reset Secure Boot keys to factory defaults
*Disable
Enable
Enable MS UEFI CA key
No
*Yes
Ready to disable MS UEFI CA Key
Not Ready
*Ready
Custom Keys Image Verification State
*No Custom Keys
Fail
Success
Ready BIOS for Device Guard Use
*Do Nothing
Configure on Next Boot
Clear Configuration on Next Boot
USB Type-C Controller Firmware Update
Disable
*Enable
PSPP (PCIe Speed Power Policy)
Disable
*Enable
HP Application Driver
Disable
*Enable
Audio Device
Disable
*Enable
Embedded LAN controller
Disable
*Enable
Wake On LAN
Disabled
Boot to Network
*Boot to Hard Drive
Boot to Normal Boot Order
Microphone
Disable
*Enable
Internal Speakers
Disable
*Enable
Headphone Output
Disable
*Enable
Wake when Lid is Opened
Disable
*Enable
Wake on USB
Disable
*Enable
Wake When AC is Detected
*Disable
Enable
Battery Health Manager
Maximize my battery health
*Let HP manage my battery charging
Maximize my battery duration
HP will balance your battery health and battery duration (read-only)
Enabled
*Enabled & Activated
Disable Battery On Next Boot
*Do not disable
Next shut down
Integrated Camera
Disable
*Enable
Fingerprint Device
Disable
*Enable
Battery Safety Mode
*Disable
Enable
Video Memory Size
Auto
256 MB
*512 MB
Media Card Reader
Disable
*Enable
Restrict USB Devices
*Allow all USB Devices
Allow only keyboard and mouse
Allow all but storage devices and hubs
Left USB Ports
Disable
*Enable
Right USB Ports
Disable
*Enable
Right USB Port 1
Disable
*Enable
Right USB Port 2
Disable
*Enable
Right USB Port 3
Disable
*Enable
Configure Option ROM Launch Policy
All Legacy
*All UEFI
All UEFI Except Video
Update Source
*HP
Custom
Automatically Check for Updates
Daily
Weekly
*Monthly
Automatic BIOS Update Setting
*Disable
Let user decide whether to install updates
Install all updates automatically
Install only important updates automatically
Download and install normal BIOS updates automatically without prompts
Download and install important BIOS updates automatically without prompts
Update Address

Force Check on Reboot
*Disable
Enable
Update BIOS via Network
Disable
*Enable
Use Proxy
*Disable
Enable
Proxy Address

DNS Configuration
*Automatic
Manual
DNS Addresses

Data transfer timeout
100
IPv4 Configuration
*Automatic
Manual
IPv4 Address

IPv4 Subnet Mask

IPv4 Gateway

Force HTTP no-cache
Disable
*Enable
Remote HP PC Hardware Diagnostics Custom Client Upload Url

Remote HP PC Hardware Diagnostics Use Custom Download Url
*Disable
Enable
Remote HP PC Hardware Diagnostics Custom Client Download Url

Remote HP PC Hardware Diagnostics Scheduled Execution Enabled
*Disable
Enable
Remote HP PC Hardware Diagnostics Scheduled Execution Frequency
Daily
*Weekly
Monthly
Remote HP PC Hardware Diagnostics Last Execution Status
0
Remote HP PC Hardware Diagnostics Last Execution Time Stamp

Remote HP PC Hardware Diagnostics Upload Server Username

Remote HP PC Hardware Diagnostics Upload Server Password

Remote HP PC Hardware Diagnostics Execute On Next Boot
*Disable
Enable
E-label
Not Present
*Present

[我爱我家839]

没有特殊情况建议不要更新BIOS，这其中可能会发生意想不到的问题

[你猜我猜不猜]

那你们驱动下载页面还有bios下载啊，想回旧版看看有没有tpm

[z66029]

bios里有个选项，就是选择可以刷低版本的bios。打开后再刷刷旧版BIOS

[你猜我猜不猜]

不管用，设置里面已经打开了，你看看那个我上面标红的，就是那个设置

[548851818]

战系列产品如果想开启TPM功能，请关注【惠普服务】微信公号，在惠自助中联系在线客服寻求帮助，线上工程师会指导您操作方法和流程。