Acpi Msft0101 Driver Windows 7 Free Fixed Link
The hardware ID ACPI\MSFT0101 refers to the Intel Platform Trust Technology (PTT) , which provides Trusted Platform Module (TPM) 2.0
: Note that while the hotfix enables the driver, BitLocker support for TPM 2.0 in Windows 7 is generally only available in the Ultimate and Enterprise editions. Windows 7 Unknown Device TPM 2.0 Compatibility Issue acpi msft0101 driver windows 7 free