This hardware ID corresponds to . Intel PTT is a firmware-based feature built into the chipset of many modern Intel processors. It provides the same core functionality as a dedicated Trusted Platform Module (TPM) chip, a hardware component designed for secure cryptographic operations and credential storage.
Drop a comment below with your laptop model and Windows 7 version (32 or 64-bit). We’ll guide you through the exact file you need.
Since this is a driver signing and kernel support issue, you generally have two free paths to resolve this.
Extract drivers from newer Windows or Surface packages
Yes, for a Windows 7 system, it is completely safe. Windows 7 does not require or use TPM 2.0 features. Disabling it simply removes the unknown device from Device Manager.
A small number of motherboard vendors (e.g., Lenovo, Dell, HP) released custom Windows 7 drivers for TPM 2.0 on specific business-class machines. You can check your PC manufacturer’s support page for:
Check Device Manager.
When searching for "acpi msft0101 driver windows 7 free," you will encounter dozens of third-party driver download portals claiming to offer automated driver installers or executable .exe files for this specific ID.
: This fix is strictly for Windows 7 64-bit (x64) . There is no official driver or hotfix for Windows 7 32-bit (x86).
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