Maybe that's exactly the same and doesn't matter that it's different? HKEY_LOCAL_MACHINE\SOFTWARE\Policies\Microsoft\TPM Restart, do I just navigate to the firmware update executable and run it, and it won't ask for the password?īy the way, in my registry, the OSManagedAuthLevel is found under HKEY_LOCAL_MACHINE directory, not HKLM. Would command prompt instructions above work for my HP also? If so, 1) at the run line, is there something I need to include to run as administrator? 2) after the shutdown command, and subsequent Levels I'm seeing on this thread), but to no avail. Have tried everything I'm technically capable of (which isn't close to the I downloaded the TPM firmware from HP site, but when I run it, prompted for either the owner password or location of file containing same password. MFG: IFX version 4.32, spec version 1.2, PPI spec version 1.2, TPM spec sub-version 2, 3. Hi Michael, Wuhoatu and Silviu19, I'm in the same ying to apply TPM firmware update to my 64bit HP EliteBook 840 G1. Then, you can update TPM Firmware 1.2 from 4.32 to 4.34 without Owner Password (no backup file nor hand types).
reg add HKLM\SOFTWARE\Policies\Microsoft\TPM /f /v OSManagedAuthLevel /t REG_DWORD /d 4.Run Command Prompt as Administrator and type following command line: How do I get or set the TPM password to a known value with Windows 10 Version 1709 (apparently could be done in tpm.msc in older versions of Windows 10, which is not any helpĬase Bitlocker if OFF, you can clear "TPM Owner" before update TPM firmware as follows: I've have looked at countless documents on this, and have found nothing. The firmware update said there was no ownership of the TPM, and the firmware could not be updated. I set the TPM to NOT be managed by the OS in the BIOS. The firmware update is still asking for the password. I don't have it, and I don't know where to get it. The firmware update is asking for the owner password, either from a file, and hand typed in. The computer is running Windows 10 Pro Version 1709. I am trying to update the TPM firmware on an HP laptop due to a firmware vulnerability issue.
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