TITLE: Infineon TPM Endorsement Key Certificate Update Utility
VERSION: 1.0.1.105 REV: B PASS: 1
DESCRIPTION:
This utility updates the TPM Endorsement Key Certificate (EKcert) so that
Microsoft TPM Attestation functions properly. Microsoft TPM attestation process
is used in Windows Autopilot pre-provisioning and self-deploying modes. After
this utility executes, the data within the TPM device will be erased. Some
Windows features that store data within the TPM device include BitLocker,
Windows Hello, Credential Guard, Health Attestation, and virtual smart card.
Besides Windows, additional software uses the TPM to store data.

NOTES:
- HP recommends applying this update only when using Windows Autopilot
pre-provisioning or self-deploying modes.
- HP recommends reinstalling Windows after this utility has been executed.
PURPOSE: Critical
SOFTPAQ NUMBER: sp148219
SOFTPAQ FILE NAME: sp148219.exe
SOFTPAQ MD5: d546eb508a13d96356b668de02e58985
SUPERSEDES: sp146687
EFFECTIVE DATE: July 12, 2023
CATEGORY: Software-Security
SSM SUPPORTED: No

PRODUCT TYPE(S):
Notebooks
HARDWARE PRODUCT MODEL(S):
HP EliteBook 830 13 inch G9 Notebook PC
HP EliteBook 840 14 inch G9 Notebook PC
HP EliteBook 1040 14 inch G9 Notebook PC
HP Elite x360 1040 14 inch G9 Notebook PC
HP EliteBook 860 16 inch G9 Notebook PC
HP ZBook Firefly 14 inchG9 Mobile Workstation PC
HP ZBook Firefly 16 inchG9 Mobile Workstation PC

OPERATING SYSTEM(S):
OS Independent

LANGUAGE(S): Global

FIXES:
This utility updates the TPM Endorsement Key Certificate (EKcert) so that
Microsoft TPM Attestation functions properly. Microsoft TPM attestation process
is used in Windows Autopilot pre-provisioning and self-deploying modes. After
this utility executes, the data within the TPM device will be erased. Some
Windows features that store data within the TPM device include BitLocker,
Windows Hello, Credential Guard, Health Attestation, and virtual smart card.
Besides Windows, additional software uses the TPM to store data.

NOTES:
- HP recommends applying this update only when using Windows Autopilot
pre-provisioning or self-deploying modes.
- HP recommends reinstalling Windows after this utility has been executed.
PREREQUISITES: NONE
HOW TO USE:
1. Run SoftPaq SP148219.
2. Select location and extract files.
3. Read TPM EK Cert Utility User Guide within SoftPaq.

Copyright (c) 2023 HP Development Company, L.P.