TPM 2.0 device may be missing on Windows

Applies to: Windows Server 2012 DatacenterWindows Server 2012 EssentialsWindows Server 2012 Foundation


Trusted Platform Module (TPM) 2.0 hardware may not get detected on Windows installations. The TPM 2.0 device may be listed in Device Manager. You may also see an Event Log entry with the following message:


This issue can occur if the TPM 2.0 hardware uses a revision number of 4 of the ACPI table for TPM 2.0 as specified by the Trusted Computing Group (TCG) Specification.