If you are not using BitLocker or running a version of Windows 7 that doesn't support it (e.g., Home or Professional), you can often disable the or TPM setting in your BIOS to remove the unknown device from the manager. Manual Driver Installation

This is the only full solution. Windows 10 has native, seamless support for TPM 2.0 and the MSFT0101 ACPI device.

The hardware ID refers to the Intel Platform Trust Technology (PTT) , which provides TPM 2.0 (Trusted Platform Module) functionality on modern Intel-based motherboards.

Windows 7 was designed for TPM 1.2. The newer TPM 2.0 standard is natively supported by Windows 8 and Windows 10, but requires a manual update (hotfix) for Windows 7.

No. The error is hardware-level. Disabling in BIOS is the only permanent removal.