				Revision History
				 L01 ROM Family


Models Supported:  HP EliteDesk 800 G1 TWR Business PC
                   HP EliteDesk 880 G1 TWR Business PC
                   HP EliteDesk 800 G1 SFF Business PC
                   HP EliteDesk 800 G1 USDT Business PC
                   HP EliteOne 800 G1 Touch AiO Business PC
                   HP EliteOne 800 G1 Touch Retail System AiO PC
                   HP EliteOne 800 G1 AiO Business PC
                   HP EliteDesk 700 G1 MT Business PC
                   HP EliteDesk 700 G1 SFF Business PC
                   HP ProDesk 600 G1 TWR Business PC
                   HP ProDesk 680 G1 TWR Business PC
                   HP ProDesk 600 G1 SFF Business PC
                   HP ProOne 600 G1 AiO Business PC


Version 2.71
- Fixed issue where a scheduled netork BIOS update would fail if a BIOS admin password existed in the system.

    PCR 0: 65A4601320E1752DFD2B0170BFCBF8D7F12DFEC2 


Version 2.70
- Added Security Update.

    PCR 0: 1dec6806036d42c6aa6bc391b7167a16f16dd3fa


Version 2.69
- Fixed F10 "BIOS Power On" issue where TIME was not getting saved unless 
  cursor (focus) remained on TIME setting in F10 menu. 

    PCR 0: 1e728c4f880cda9b7f5fd871949e00e1494bc2b7 

Version 2.68
- Implemented Roll Back prevention.
- Added improved Security Updates.

*** ALERT ***

 This release improved Security Updates implementation. HP strongly recommends promptly
 transitioning to this BIOS version. Due to security changes, after this BIOS
 update has been installed, previous BIOS versions cannot be reinstalled.

- Added support for the Smart Card Reader device.
- Updated Samsung EDID table to fix flickering pixel issue on new AiO panels.
- Fixed BiosConfigUtility access method for Hide/Unhide TPM. 
- Added function to TPM to update TCG when set to Hide/Unhide when using BiosConfigUtility.
- Fixed TPM Failure logging when the TPM is hidden.
- Fixed TPM update request when the TPM update and another F10 update were requested simultaneously causing it to be dropped.
- Fixed BiosConfigUtility Enable/Disable of discrete devices were being re-enabled on next boot. 
- Fixed issue where the PCI Slot Security Enable/Disable settings were not getting Saved/Restored after "Sleep" (S3) mode.
- Fixed Wake On LAN (usually wake by magic packet) to Disable (BIOS) Fast Boot so Remote Wakeup Boot Source will execute.
- Fixed connector color of SATA1, SATA3 and mSATA dispalying the correct color in F10.
- Fixed a system hang when upgrading from v02.57 to v02.64 using Flash System ROM with Setup Password.

    PCR 0:  e126845f3ba190eb89d83557c7d1727fdb44097f

Version 2.67 (Only affecting AiO platforms)
- This fixes a pixel flickering issue on some panels.
- Corrected problems with boot variables not being found and fixing the TCG measurement
  code to measure the variable.
- Fixed the disable Hard Drive in EFI Boot Sources using BCU.

    PCR 0:  a719341ab6fefc709c4e429f6fce9cb414ecbd13

Version 2.65
- Added support for Windows 10
  - Updated OSI
  - F11 recovery
  - New featurebyte for Win10
  - DBX initialization
- Revert M.2 code to specific detection of M.2 devices and decrease ghosting process
  times.

    PCR 0: 76170f261fdbd678c68f7cc6762512aaeb5adef0

Version 2.59
- Fixed the intermittent S3 resume issue.

    PCR 0: 88d5d85f9af6a31346f6b100be7376f98138f47c

Version 2.57
- Added support for generic M.2 SSD devices.

  NOTE: This is a flash back restricted BIOS. Once flashed, flashing back to a lesser
        version is not allowed.

- Fixed the IDE Mode when enabled would cause an intermittent system hang.

   PCR 0:  AA3AD6BDFBE1E931AA2F2B8BD5379AE17FAADEC4 

Version 2.53
 - Improved security of UEFI code and variables.

   NOTE: HP strongly recommends promptly transitioning to this updated BIOS version
         which supersedes all previous releases.

 - The UEFI Variable Security is a flash-back restricted BIOS. Once flashed, flashing
   back to a lesser version is not allowed.
 - Fixed DriveLock warning message to display when enabling DriveLock. 

   PCR 0:  159EBCEC06F28C45B59B9833013990DACF8187CC

Version 2.51
 - Initial BIOS release for ELiteDesk 700 G1.

   PCR 0:  A120C6476FC5588EAC1ED21229B8B402DBD7B7B2 

Version 2.33
 - Provides improved UEFI security. 
               
   NOTE: HP strongly recommends promptly installing this updated BIOS version.

 - The UEFI Security is a flash-back restricted BIOS. Once flashed, flashing
   back to lesser versions is not allowed.
 - Corrected issue with BiosConfigUtility to change states of the 
   Virtualization Technology menu items.
 - Added the capability of "Ctrl-I" suppression when configured in RAID mode.

   PCR 0: 53FEBA06A9A8A2C1F0E2FCC657C079B0D5991224 

Version 2.30
 - Added Intel Reference code updates for chipset, memory and CPU to support 
   introduction of Haswell Refresh Processors
 - Updated graphics FW
 - Updated PXE ROM to fix some network compatibility issues
 - Added fixes for Remote Manageability

   PCR 0: 9BE2254E6B328FA6C641933F24AD0497B1EDD808

Version 2.23
 - Added support for HP EliteOne 800 G1 21.5" systems.
 - Corrected an issue where the Citrix provisioning process could stop before 
   completing vDisk creation. 
 - Added a fix to allow the USB charging port to better support BIOS recovery.

   PCR 0:  57749D95D8BE7CF0D973C0110CEFFADEA61E5443

Version 2.21
 - Introduced an error message in BIOS Setup when attempting to enable RAID mode 
   using drives configured with Opal-based encryption.
 - Improved security for flash protection.
 - Added USB controller changes to F10 Advanced menu allow USB 3.0 devices to be 
   supported prior to OS drivers being loaded.
 - Fixed inadvertent resumes from suspend states that could occur in some 
   instances. 
 - Fixed an issue that could cause BIOS configuration change requests to 
   sometimes fail to work through Windows Management Interface (WMI) or  the HP 
   BiosConfigUtility application.
 - Corrected missing beep sounds for some error conditions.
 - Fixed an issue where disabling Network BIOS Update would not suppress all of 
   the appropriate F10 Setup options.
 - Fixed clearing string values in BIOS settings using BiosConfigUtility (for 
   example, Proxy Address or Update Address).
 - Corrected a problem with changing parallel port settings to some values using 
   BiosConfigUtility.
 - Updated the BIOS Setup Device Configuration menu to display proper capacity 
   for 3TB or larger USB hard drives.
 - Corrected a problem with validating BIOS administrator passwords of greater 
   than 16 characters in length with the Windows BIOS flash and configuration 
   utilities.
 - Reverted PXE option ROM to v1.4.10 to fix an issue with intermittent 
   connection in some multicast network configurations.
 - Fixed issue with certain USB Flash drive names being corrupted in F9 device 
   boot list.

   PCR 0:  6577CFEBC63740DB867D3227364A21369C1D30D4

Version 2.18
 - Enabled SD4.0 media support on All-in-One card reader.
 - Updated the Intel VBIOS to v2177.
 - Updated the Intel GOP driver to v5.0.1034.
 - Implemented support for additional hard drives on USDT.
 - Improved power consumption for tower configurations with a PCI slot.
 - Fixed inability to wake from network after shutting down from DOS or POST, 
   with BIOS v2.16.
 - Corrected an issue that could rarely cause inadvertent Invalid Orientation 
   POST errors.
 - Added an F10 Setup option "POST Memory Manager Runtime Allocation" to provide 
   a workaround for a resume from hibernation issue with EFI installations of 
   Windows 7 64-bit. Enable this option to avoid an "Unable to Resume" error 
   condition.
 - Corrected an issue that prevented booting from some SanDisk USB 3 flash 
   devices.

   PCR 0:  FE249D9F3D4BB38DA55D228B80C5B3ED82779E4F

Version 2.16
 - Provided BIOS support for HP Protect Tools Drive Encryption.
 - Updated Intel processor microcode to version 12h.
 - Upgraded Intel VBIOS to version 2175.
 - Updated Intel GOP driver to version 5.0.1032.
 - Updated Intel NIC PXE option ROM to version 1.5.35.
 - Implemented a BIOS setting for PCIe bus power management, with default set 
   to enabled.
 - Moved the BIOS Network Update entries above the Set Defaults options in the 
   Replicated Setup file to prevent override of default settings with values currently in the file.
 - Fixed a bug with Replicated Setup that prevented changing the Setup password 
   successfully from a saved file.
 - Fixed an issue where a BIOS recovery binary could not be seen for some file paths.
 - Corrected a bug that prevented serial and parallel ports from getting re-enabled
   correctly via Windows Device Manager without rebooting.
 - Corrected the Security Erase menu displaying Frozen or Locked hard drives to be selected for erasure.
 - Corrected the estimated time for completing a Security Erase when in IDE mode.
 - Corrected the Accessory USB ports list under USB Security for ProDesk models.
 - Fixed a hang from Sleep on the first reboot after disabling Multiprocessor or Hyperthreading.
 - Fixed Replicated Setup support for assigning a null string to BIOS settings such as Asset 
   Tag and Ownership Tag.
 - Fixed a hang with the USB mouse when using the Microsoft mouse driver in DOS.
 - Added a message notifying the user that the network controller will be re-enabled when re-enabling AMT.
 - Display the 'Invalid Password' error message when leaving Old and New Password fields blank.
 - Cleaned up some incorrect descriptions in SMBIOS tables 8, 27, 39, 130, and 131.
 - Removed unimplemented fans from appearing in ACPI System Devices table.
 - Added a seventh Fan Idle Mode level in Replicated Setup to be consistent with BIOS Setup.
 - Properly display warning message when failing to enter correct DriveLock passwords on warm boots.
 - Corrected cursor jumping to top of System Security page when modifying Embedded Security options.
 - Cleaned up some BIOS Setup translations and Help strings.
 - Corrected some cosmetic errors in BIOS Setup.

   PCR 0:  B5AB328877B7CBFA15FD52B89991C35D699C92DC

Version 2.05
 - Initial BIOS release

   PCR 0:  4886135DE406C32D34B614E00B7B98181138E3C8